72346372 has 24 divisors (see below), whose sum is σ = 144886784. Its totient is φ = 30964032.

The previous prime is 72346363. The next prime is 72346397. The reversal of 72346372 is 27364327.

It is a happy 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 7 ways as a sum of consecutive naturals, for example, 29248 + ... + 31624.

Almost surely, 2^72346372 is an apocalyptic number.

It is an amenable number.

72346372 is an abundant number, since it is smaller than the sum of its proper divisors (72540412).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

72346372 is a wasteful number, since it uses less digits than its factorization.

72346372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3475 (or 3473 counting only the distinct ones).

The product of its digits is 42336, while the sum is 34.

The square root of 72346372 is about 8505.6670520307. The cubic root of 72346372 is about 416.6828113922.

The spelling of 72346372 in words is "seventy-two million, three hundred forty-six thousand, three hundred seventy-two".