72050726 has 32 divisors (see below), whose sum is σ = 125411328. Its totient is φ = 30682240.

The previous prime is 72050711. The next prime is 72050753. The reversal of 72050726 is 62705027.

It is a happy number.

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 15 ways as a sum of consecutive naturals, for example, 142991 + ... + 143493.

It is an arithmetic number, because the mean of its divisors is an integer number (3919104).

Almost surely, 2^72050726 is an apocalyptic number.

72050726 is a deficient number, since it is larger than the sum of its proper divisors (53360602).

72050726 is a wasteful number, since it uses less digits than its factorization.

72050726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 916.

The product of its (nonzero) digits is 5880, while the sum is 29.

The square root of 72050726 is about 8488.2699061705. The cubic root of 72050726 is about 416.1144401312.

The spelling of 72050726 in words is "seventy-two million, fifty thousand, seven hundred twenty-six".