72722950 has 12 divisors (see below), whose sum is σ = 135264780. Its totient is φ = 29089160.

The previous prime is 72722927. The next prime is 72722963. The reversal of 72722950 is 5922727.

It is a congruent number.

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 5 ways as a sum of consecutive naturals, for example, 727180 + ... + 727279.

It is an arithmetic number, because the mean of its divisors is an integer number (11272065).

Almost surely, 2^72722950 is an apocalyptic number.

72722950 is a deficient number, since it is larger than the sum of its proper divisors (62541830).

72722950 is a wasteful number, since it uses less digits than its factorization.

72722950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1454471 (or 1454466 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 34.

The square root of 72722950 is about 8527.7752081067. The cubic root of 72722950 is about 417.4045343296.

The spelling of 72722950 in words is "seventy-two million, seven hundred twenty-two thousand, nine hundred fifty".