72700675 has 6 divisors (see below), whose sum is σ = 90148868. Its totient is φ = 58160520.

The previous prime is 72700657. The next prime is 72700679. The reversal of 72700675 is 57600727.

It is not a de Polignac number, because 72700675 - 2⁵ = 72700643 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 72700675.

It is not an unprimeable number, because it can be changed into a prime (72700679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1453989 + ... + 1454038.

Almost surely, 2^72700675 is an apocalyptic number.

72700675 is a deficient number, since it is larger than the sum of its proper divisors (17448193).

72700675 is a wasteful number, since it uses less digits than its factorization.

72700675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2908037 (or 2908032 counting only the distinct ones).

The product of its (nonzero) digits is 20580, while the sum is 34.

The square root of 72700675 is about 8526.4690816304. The cubic root of 72700675 is about 417.3619130505.

The spelling of 72700675 in words is "seventy-two million, seven hundred thousand, six hundred seventy-five".