72651106 has 16 divisors (see below), whose sum is σ = 119024640. Its totient is φ = 32984080.

The previous prime is 72651101. The next prime is 72651109. The reversal of 72651106 is 60115627.

It is not an unprimeable number, because it can be changed into a prime (72651101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25695 + ... + 28381.

It is an arithmetic number, because the mean of its divisors is an integer number (7439040).

Almost surely, 2^72651106 is an apocalyptic number.

72651106 is a deficient number, since it is larger than the sum of its proper divisors (46373534).

72651106 is a wasteful number, since it uses less digits than its factorization.

72651106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3929.

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 72651106 is about 8523.5618141714. The cubic root of 72651106 is about 417.2670358188.

The spelling of 72651106 in words is "seventy-two million, six hundred fifty-one thousand, one hundred six".