72336590 has 8 divisors (see below), whose sum is σ = 130205880. Its totient is φ = 28934632.

The previous prime is 72336577. The next prime is 72336599. The reversal of 72336590 is 9563327.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 72336590.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72336599) 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, 3616820 + ... + 3616839.

It is an arithmetic number, because the mean of its divisors is an integer number (16275735).

Almost surely, 2^72336590 is an apocalyptic number.

72336590 is a deficient number, since it is larger than the sum of its proper divisors (57869290).

72336590 is a wasteful number, since it uses less digits than its factorization.

72336590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7233666.

The product of its (nonzero) digits is 34020, while the sum is 35.

The square root of 72336590 is about 8505.0920042055. The cubic root of 72336590 is about 416.6640305611.

The spelling of 72336590 in words is "seventy-two million, three hundred thirty-six thousand, five hundred ninety".