74325670 has 32 divisors (see below), whose sum is σ = 136533600. Its totient is φ = 29126400.

The previous prime is 74325623. The next prime is 74325679. The reversal of 74325670 is 7652347.

74325670 = 905² + 906² + ... + 987².

It is a happy number.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74325679) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 123370 + ... + 123970.

It is an arithmetic number, because the mean of its divisors is an integer number (4266675).

Almost surely, 2^74325670 is an apocalyptic number.

74325670 is a deficient number, since it is larger than the sum of its proper divisors (62207930).

74325670 is a wasteful number, since it uses less digits than its factorization.

74325670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 840.

The product of its (nonzero) digits is 35280, while the sum is 34.

The square root of 74325670 is about 8621.2336704210. The cubic root of 74325670 is about 420.4486324794.

The spelling of 74325670 in words is "seventy-four million, three hundred twenty-five thousand, six hundred seventy".