72550496 has 12 divisors (see below), whose sum is σ = 142833852. Its totient is φ = 36275232.

The previous prime is 72550483. The next prime is 72550507. The reversal of 72550496 is 69405527.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1133570 + ... + 1133633.

It is an arithmetic number, because the mean of its divisors is an integer number (11902821).

Almost surely, 2^72550496 is an apocalyptic number.

It is an amenable number.

72550496 is a deficient number, since it is larger than the sum of its proper divisors (70283356).

72550496 is a wasteful number, since it uses less digits than its factorization.

72550496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2267213 (or 2267205 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 38.

The square root of 72550496 is about 8517.6578940458. The cubic root of 72550496 is about 417.0743311110.

The spelling of 72550496 in words is "seventy-two million, five hundred fifty thousand, four hundred ninety-six".