74412737 has 16 divisors (see below), whose sum is σ = 86618112. Its totient is φ = 62611920.

The previous prime is 74412727. The next prime is 74412739. The reversal of 74412737 is 73721447.

It is a happy number.

It is not a de Polignac number, because 74412737 - 2⁶ = 74412673 is a prime.

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 junction number, because it is equal to n+sod(n) for n = 74412697 and 74412706.

It is not an unprimeable number, because it can be changed into a prime (74412739) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 122288 + ... + 122894.

It is an arithmetic number, because the mean of its divisors is an integer number (5413632).

Almost surely, 2^74412737 is an apocalyptic number.

It is an amenable number.

74412737 is a deficient number, since it is larger than the sum of its proper divisors (12205375).

74412737 is a wasteful number, since it uses less digits than its factorization.

74412737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 908.

The product of its digits is 32928, while the sum is 35.

The square root of 74412737 is about 8626.2817598314. The cubic root of 74412737 is about 420.6127431928.

The spelling of 74412737 in words is "seventy-four million, four hundred twelve thousand, seven hundred thirty-seven".