74802772 has 24 divisors (see below), whose sum is σ = 150323040. Its totient is φ = 32211360.

The previous prime is 74802733. The next prime is 74802773. The reversal of 74802772 is 27720847.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74802773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43903 + ... + 45574.

It is an arithmetic number, because the mean of its divisors is an integer number (6263460).

Almost surely, 2^74802772 is an apocalyptic number.

It is an amenable number.

74802772 is an abundant number, since it is smaller than the sum of its proper divisors (75520268).

74802772 is a wasteful number, since it uses less digits than its factorization.

74802772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89511 (or 89509 counting only the distinct ones).

The product of its (nonzero) digits is 43904, while the sum is 37.

The square root of 74802772 is about 8648.8595780022. The cubic root of 74802772 is about 421.3463447241.

The spelling of 74802772 in words is "seventy-four million, eight hundred two thousand, seven hundred seventy-two".