75697552 has 30 divisors (see below), whose sum is σ = 170610918. Its totient is φ = 32441472.

The previous prime is 75697543. The next prime is 75697561. The reversal of 75697552 is 25579657.

It is an interprime number because it is at equal distance from previous prime (75697543) and next prime (75697561).

It can be written as a sum of positive squares in only one way, i.e., 73891216 + 1806336 = 8596^2 + 1344^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 47493 + ... + 49060.

Almost surely, 2^75697552 is an apocalyptic number.

It is an amenable number.

75697552 is an abundant number, since it is smaller than the sum of its proper divisors (94913366).

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

75697552 is a wasteful number, since it uses less digits than its factorization.

75697552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96575 (or 96562 counting only the distinct ones).

The product of its digits is 661500, while the sum is 46.

The square root of 75697552 is about 8700.4340121628. The cubic root of 75697552 is about 423.0197182618.

The spelling of 75697552 in words is "seventy-five million, six hundred ninety-seven thousand, five hundred fifty-two".