74609812 has 12 divisors (see below), whose sum is σ = 132220480. Its totient is φ = 36832536.

The previous prime is 74609809. The next prime is 74609819. The reversal of 74609812 is 21890647.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74609819) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117738 + ... + 118369.

Almost surely, 2^74609812 is an apocalyptic number.

It is an amenable number.

74609812 is a deficient number, since it is larger than the sum of its proper divisors (57610668).

74609812 is a wasteful number, since it uses less digits than its factorization.

74609812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236190 (or 236188 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 37.

The square root of 74609812 is about 8637.6971468094. The cubic root of 74609812 is about 420.9837333834.

The spelling of 74609812 in words is "seventy-four million, six hundred nine thousand, eight hundred twelve".