74612064 has 24 divisors (see below), whose sum is σ = 195856920. Its totient is φ = 24870656.

The previous prime is 74612053. The next prime is 74612081. The reversal of 74612064 is 46021647.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 388509 + ... + 388700.

It is an arithmetic number, because the mean of its divisors is an integer number (8160705).

Almost surely, 2^74612064 is an apocalyptic number.

It is an amenable number.

74612064 is an abundant number, since it is smaller than the sum of its proper divisors (121244856).

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

74612064 is a wasteful number, since it uses less digits than its factorization.

74612064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 777222 (or 777214 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 74612064 is about 8637.8275046449. The cubic root of 74612064 is about 420.9879689560.

The spelling of 74612064 in words is "seventy-four million, six hundred twelve thousand, sixty-four".