75397064 has 16 divisors (see below), whose sum is σ = 141475020. Its totient is φ = 37670400.

The previous prime is 75397061. The next prime is 75397067. The reversal of 75397064 is 46079357.

It is an interprime number because it is at equal distance from previous prime (75397061) and next prime (75397067).

It can be written as a sum of positive squares in 2 ways, for example, as 74822500 + 574564 = 8650^2 + 758^2 .

It is not an unprimeable number, because it can be changed into a prime (75397061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11792 + ... + 17024.

Almost surely, 2^75397064 is an apocalyptic number.

It is an amenable number.

75397064 is a deficient number, since it is larger than the sum of its proper divisors (66077956).

75397064 is a wasteful number, since it uses less digits than its factorization.

75397064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7040 (or 7036 counting only the distinct ones).

The product of its (nonzero) digits is 158760, while the sum is 41.

The square root of 75397064 is about 8683.1482769788. The cubic root of 75397064 is about 422.4592381575.

The spelling of 75397064 in words is "seventy-five million, three hundred ninety-seven thousand, sixty-four".