72565096 has 8 divisors (see below), whose sum is σ = 136059570. Its totient is φ = 36282544.

The previous prime is 72565093. The next prime is 72565099. The reversal of 72565096 is 69056527.

It is an interprime number because it is at equal distance from previous prime (72565093) and next prime (72565099).

It can be written as a sum of positive squares in only one way, i.e., 69722500 + 2842596 = 8350^2 + 1686^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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

It is not an unprimeable number, because it can be changed into a prime (72565093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4535311 + ... + 4535326.

Almost surely, 2^72565096 is an apocalyptic number.

It is an amenable number.

72565096 is a deficient number, since it is larger than the sum of its proper divisors (63494474).

72565096 is a wasteful number, since it uses less digits than its factorization.

72565096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9070643 (or 9070639 counting only the distinct ones).

The product of its (nonzero) digits is 113400, while the sum is 40.

The square root of 72565096 is about 8518.5148940411. The cubic root of 72565096 is about 417.1023064622.

The spelling of 72565096 in words is "seventy-two million, five hundred sixty-five thousand, ninety-six".