74770712 has 8 divisors (see below), whose sum is σ = 140195100. Its totient is φ = 37385352.

The previous prime is 74770711. The next prime is 74770789. The reversal of 74770712 is 21707747.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74770711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4673162 + ... + 4673177.

Almost surely, 2^74770712 is an apocalyptic number.

It is an amenable number.

74770712 is a deficient number, since it is larger than the sum of its proper divisors (65424388).

74770712 is a wasteful number, since it uses less digits than its factorization.

74770712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9346345 (or 9346341 counting only the distinct ones).

The product of its (nonzero) digits is 19208, while the sum is 35.

The square root of 74770712 is about 8647.0059558208. The cubic root of 74770712 is about 421.2861406533.

The spelling of 74770712 in words is "seventy-four million, seven hundred seventy thousand, seven hundred twelve".