74545956 has 27 divisors (see below), whose sum is σ = 188566651. Its totient is φ = 24831384.

The previous prime is 74545951. The next prime is 74545957. The reversal of 74545956 is 65954547.

The square root of 74545956 is 8634.

It is a perfect power (a square), and thus also a powerful number.

74545956 is a `hidden beast` number, since 7 + 4 + 54 + 595 + 6 = 666.

74545956 is digitally balanced in base 9, because in such base it contains all the possibile digits an equal number of times.

It is a Duffinian number.

74545956 is strictly pandigital in base 9.

It is not an unprimeable number, because it can be changed into a prime (74545951) 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 8 ways as a sum of consecutive naturals, for example, 51085 + ... + 52523.

Almost surely, 2^74545956 is an apocalyptic number.

74545956 is the 8634-th square number.

It is an amenable number.

74545956 is an abundant number, since it is smaller than the sum of its proper divisors (114020695).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74545956 is a wasteful number, since it uses less digits than its factorization.

74545956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2888 (or 1444 counting only the distinct ones).

The product of its digits is 756000, while the sum is 45.

The cubic root of 74545956 is about 420.8635972179.

The spelling of 74545956 in words is "seventy-four million, five hundred forty-five thousand, nine hundred fifty-six".