72601116 has 24 divisors (see below), whose sum is σ = 193603200. Its totient is φ = 20743152.

The previous prime is 72601099. The next prime is 72601153. The reversal of 72601116 is 61110627.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 432066 + ... + 432233.

It is an arithmetic number, because the mean of its divisors is an integer number (8066800).

Almost surely, 2^72601116 is an apocalyptic number.

It is an amenable number.

72601116 is an abundant number, since it is smaller than the sum of its proper divisors (121002084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

72601116 is a wasteful number, since it uses less digits than its factorization.

72601116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 864313 (or 864311 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 24.

The square root of 72601116 is about 8520.6288500321. The cubic root of 72601116 is about 417.1713090576.

The spelling of 72601116 in words is "seventy-two million, six hundred one thousand, one hundred sixteen".