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34917470 = 2573116091
BaseRepresentation
bin1000010100110…
…0110001011110
32102200222202122
42011030301132
532414324340
63244222542
7602536130
oct205146136
972628678
1034917470
111878a015
12b83aa52
137307333
1448cd050
1530eadb5
hex214cc5e

34917470 has 32 divisors (see below), whose sum is σ = 74151936. Its totient is φ = 11584800.

The previous prime is 34917469. The next prime is 34917503. The reversal of 34917470 is 7471943.

It is a super-2 number, since 2×349174702 = 2438459422401800, which contains 22 as substring.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 34917470.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5876 + ... + 10215.

It is an arithmetic number, because the mean of its divisors is an integer number (2317248).

Almost surely, 234917470 is an apocalyptic number.

34917470 is an abundant number, since it is smaller than the sum of its proper divisors (39234466).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34917470 is a wasteful number, since it uses less digits than its factorization.

34917470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16136.

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 34917470 is about 5909.1006083836. The cubic root of 34917470 is about 326.8493228566.

The spelling of 34917470 in words is "thirty-four million, nine hundred seventeen thousand, four hundred seventy".

Divisors: 1 2 5 7 10 14 31 35 62 70 155 217 310 434 1085 2170 16091 32182 80455 112637 160910 225274 498821 563185 997642 1126370 2494105 3491747 4988210 6983494 17458735 34917470