74395772 has 24 divisors (see below), whose sum is σ = 142394112. Its totient is φ = 33729200.

The previous prime is 74395721. The next prime is 74395781. The reversal of 74395772 is 27759347.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17003 + ... + 20925.

It is an arithmetic number, because the mean of its divisors is an integer number (5933088).

Almost surely, 2^74395772 is an apocalyptic number.

It is an amenable number.

74395772 is a deficient number, since it is larger than the sum of its proper divisors (67998340).

74395772 is a wasteful number, since it uses less digits than its factorization.

74395772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4369 (or 4367 counting only the distinct ones).

The product of its digits is 370440, while the sum is 44.

The square root of 74395772 is about 8625.2983716507. The cubic root of 74395772 is about 420.5807762750.

The spelling of 74395772 in words is "seventy-four million, three hundred ninety-five thousand, seven hundred seventy-two".