72595563 has 4 divisors (see below), whose sum is σ = 96794088. Its totient is φ = 48397040.

The previous prime is 72595553. The next prime is 72595571. The reversal of 72595563 is 36559527.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 72595563 - 2⁶ = 72595499 is a prime.

It is not an unprimeable number, because it can be changed into a prime (72595553) 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, 12099258 + ... + 12099263.

It is an arithmetic number, because the mean of its divisors is an integer number (24198522).

Almost surely, 2^72595563 is an apocalyptic number.

72595563 is a deficient number, since it is larger than the sum of its proper divisors (24198525).

72595563 is a wasteful number, since it uses less digits than its factorization.

72595563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24198524.

The product of its digits is 283500, while the sum is 42.

The square root of 72595563 is about 8520.3029875703. The cubic root of 72595563 is about 417.1606728053.

The spelling of 72595563 in words is "seventy-two million, five hundred ninety-five thousand, five hundred sixty-three".