72625266 has 24 divisors (see below), whose sum is σ = 179834304. Its totient is φ = 20750040.

The previous prime is 72625243. The next prime is 72625279. The reversal of 72625266 is 66252627.

72625266 is a `hidden beast` number, since 7 + 2 + 625 + 26 + 6 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 72625266.

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 11 ways as a sum of consecutive naturals, for example, 288070 + ... + 288321.

It is an arithmetic number, because the mean of its divisors is an integer number (7493096).

Almost surely, 2^72625266 is an apocalyptic number.

72625266 is an abundant number, since it is smaller than the sum of its proper divisors (107209038).

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

72625266 is a wasteful number, since it uses less digits than its factorization.

72625266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 576406 (or 576403 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 72625266 is about 8522.0458811250. The cubic root of 72625266 is about 417.2175598169.

The spelling of 72625266 in words is "seventy-two million, six hundred twenty-five thousand, two hundred sixty-six".