72622113 has 16 divisors (see below), whose sum is σ = 103130496. Its totient is φ = 45297920.

The previous prime is 72622103. The next prime is 72622117. The reversal of 72622113 is 31122627.

It is a cyclic number.

It is not a de Polignac number, because 72622113 - 2¹⁰ = 72621089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (72622117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4708 + ... + 12938.

It is an arithmetic number, because the mean of its divisors is an integer number (6445656).

Almost surely, 2^72622113 is an apocalyptic number.

It is an amenable number.

72622113 is a deficient number, since it is larger than the sum of its proper divisors (30508383).

72622113 is a wasteful number, since it uses less digits than its factorization.

72622113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8424.

The product of its digits is 1008, while the sum is 24.

The square root of 72622113 is about 8521.8608883271. The cubic root of 72622113 is about 417.2115219458.

The spelling of 72622113 in words is "seventy-two million, six hundred twenty-two thousand, one hundred thirteen".