72192396 has 12 divisors (see below), whose sum is σ = 168448952. Its totient is φ = 24064128.

The previous prime is 72192389. The next prime is 72192403. The reversal of 72192396 is 69329127.

It is an interprime number because it is at equal distance from previous prime (72192389) and next prime (72192403).

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3008005 + ... + 3008028.

Almost surely, 2^72192396 is an apocalyptic number.

It is an amenable number.

72192396 is an abundant number, since it is smaller than the sum of its proper divisors (96256556).

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

72192396 is a wasteful number, since it uses less digits than its factorization.

72192396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6016040 (or 6016038 counting only the distinct ones).

The product of its digits is 40824, while the sum is 39.

The square root of 72192396 is about 8496.6108537463. The cubic root of 72192396 is about 416.3869904146.

The spelling of 72192396 in words is "seventy-two million, one hundred ninety-two thousand, three hundred ninety-six".