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4972407 = 311532843
BaseRepresentation
bin10010111101111101110111
3100100121212020
4102331331313
52233104112
6254324223
760156546
oct22757567
910317766
104972407
112896930
1217b9673
13105136b
1493615d
1568348c
hex4bdf77

4972407 has 16 divisors (see below), whose sum is σ = 7371648. Its totient is φ = 2955680.

The previous prime is 4972399. The next prime is 4972411. The reversal of 4972407 is 7042794.

It is a cyclic number.

It is not a de Polignac number, because 4972407 - 23 = 4972399 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4972417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 328 + ... + 3170.

It is an arithmetic number, because the mean of its divisors is an integer number (460728).

Almost surely, 24972407 is an apocalyptic number.

4972407 is a deficient number, since it is larger than the sum of its proper divisors (2399241).

4972407 is a wasteful number, since it uses less digits than its factorization.

4972407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2910.

The product of its (nonzero) digits is 14112, while the sum is 33.

The square root of 4972407 is about 2229.8894591437. The cubic root of 4972407 is about 170.6824584759.

The spelling of 4972407 in words is "four million, nine hundred seventy-two thousand, four hundred seven".

Divisors: 1 3 11 33 53 159 583 1749 2843 8529 31273 93819 150679 452037 1657469 4972407