72036475 has 12 divisors (see below), whose sum is σ = 102086224. Its totient is φ = 49396320.

The previous prime is 72036469. The next prime is 72036491. The reversal of 72036475 is 57463027.

It is a happy number.

It is not a de Polignac number, because 72036475 - 2⁵ = 72036443 is a prime.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

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 72036475.

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 11 ways as a sum of consecutive naturals, for example, 205644 + ... + 205993.

Almost surely, 2^72036475 is an apocalyptic number.

72036475 is a deficient number, since it is larger than the sum of its proper divisors (30049749).

72036475 is a wasteful number, since it uses less digits than its factorization.

72036475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411654 (or 411649 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 34.

The square root of 72036475 is about 8487.4304120859. The cubic root of 72036475 is about 416.0870037299.

The spelling of 72036475 in words is "seventy-two million, thirty-six thousand, four hundred seventy-five".