72196959 has 8 divisors (see below), whose sum is σ = 96301872. Its totient is φ = 48111680.

The previous prime is 72196951. The next prime is 72196963. The reversal of 72196959 is 95969127.

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

It is a cyclic number.

It is not a de Polignac number, because 72196959 - 2³ = 72196951 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72196951) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11869 + ... + 16889.

It is an arithmetic number, because the mean of its divisors is an integer number (12037734).

Almost surely, 2^72196959 is an apocalyptic number.

72196959 is a deficient number, since it is larger than the sum of its proper divisors (24104913).

72196959 is a wasteful number, since it uses less digits than its factorization.

72196959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9817.

The product of its digits is 306180, while the sum is 48.

The square root of 72196959 is about 8496.8793683328. The cubic root of 72196959 is about 416.3957629628.

The spelling of 72196959 in words is "seventy-two million, one hundred ninety-six thousand, nine hundred fifty-nine".