72595636 has 48 divisors (see below), whose sum is σ = 137539584. Its totient is φ = 33444576.

The previous prime is 72595597. The next prime is 72595681. The reversal of 72595636 is 63659527.

It is a junction number, because it is equal to n+sod(n) for n = 72595592 and 72595601.

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 15 ways as a sum of consecutive naturals, for example, 445291 + ... + 445453.

It is an arithmetic number, because the mean of its divisors is an integer number (2865408).

Almost surely, 2^72595636 is an apocalyptic number.

It is an amenable number.

72595636 is a deficient number, since it is larger than the sum of its proper divisors (64943948).

72595636 is a wasteful number, since it uses less digits than its factorization.

72595636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340 (or 338 counting only the distinct ones).

The product of its digits is 340200, while the sum is 43.

The square root of 72595636 is about 8520.3072714545. The cubic root of 72595636 is about 417.1608126335.

The spelling of 72595636 in words is "seventy-two million, five hundred ninety-five thousand, six hundred thirty-six".