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74252701 = 438292083
BaseRepresentation
bin1000110110100…
…00000110011101
312011201102120001
410123100012131
5123002041301
611211254301
71561065115
oct433200635
9164642501
1074252701
1138a06176
1220a4a391
13124ca413
149c0c045
1567bac01
hex46d019d

74252701 has 8 divisors (see below), whose sum is σ = 76107680. Its totient is φ = 72403632.

The previous prime is 74252693. The next prime is 74252707. The reversal of 74252701 is 10725247.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 74252701 - 23 = 74252693 is a prime.

It is a super-3 number, since 3×742527013 (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 74252701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74252707) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34606 + ... + 36688.

It is an arithmetic number, because the mean of its divisors is an integer number (9513460).

Almost surely, 274252701 is an apocalyptic number.

It is an amenable number.

74252701 is a deficient number, since it is larger than the sum of its proper divisors (1854979).

74252701 is a wasteful number, since it uses less digits than its factorization.

74252701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2955.

The product of its (nonzero) digits is 3920, while the sum is 28.

The square root of 74252701 is about 8617.0006962980. Note that the first 3 decimals coincide. The cubic root of 74252701 is about 420.3109960404.

Adding to 74252701 its reverse (10725247), we get a palindrome (84977948).

The spelling of 74252701 in words is "seventy-four million, two hundred fifty-two thousand, seven hundred one".

Divisors: 1 43 829 2083 35647 89569 1726807 74252701