74275636 has 24 divisors (see below), whose sum is σ = 137299680. Its totient is φ = 35060832.

The previous prime is 74275609. The next prime is 74275637. The reversal of 74275636 is 63657247.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74275637) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22551 + ... + 25633.

It is an arithmetic number, because the mean of its divisors is an integer number (5720820).

Almost surely, 2^74275636 is an apocalyptic number.

74275636 is a gapful number since it is divisible by the number (76) formed by its first and last digit.

It is an amenable number.

74275636 is a deficient number, since it is larger than the sum of its proper divisors (63024044).

74275636 is a wasteful number, since it uses less digits than its factorization.

74275636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3423 (or 3421 counting only the distinct ones).

The product of its digits is 211680, while the sum is 40.

The square root of 74275636 is about 8618.3313930250. The cubic root of 74275636 is about 420.3542664769.

The spelling of 74275636 in words is "seventy-four million, two hundred seventy-five thousand, six hundred thirty-six".