72650902 has 8 divisors (see below), whose sum is σ = 109063656. Its totient is φ = 36296352.

The previous prime is 72650891. The next prime is 72650923. The reversal of 72650902 is 20905627.

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

It is a super-2 number, since 2×72650902² = 10556307122827208, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11283 + ... + 16510.

It is an arithmetic number, because the mean of its divisors is an integer number (13632957).

Almost surely, 2^72650902 is an apocalyptic number.

72650902 is a deficient number, since it is larger than the sum of its proper divisors (36412754).

72650902 is a wasteful number, since it uses less digits than its factorization.

72650902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29102.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 72650902 is about 8523.5498473347. The cubic root of 72650902 is about 417.2666452647.

The spelling of 72650902 in words is "seventy-two million, six hundred fifty thousand, nine hundred two".