72572606 has 16 divisors (see below), whose sum is σ = 111732480. Its totient is φ = 35336280.

The previous prime is 72572597. The next prime is 72572611. The reversal of 72572606 is 60627527.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18005 + ... + 21663.

It is an arithmetic number, because the mean of its divisors is an integer number (6983280).

Almost surely, 2^72572606 is an apocalyptic number.

72572606 is a deficient number, since it is larger than the sum of its proper divisors (39159874).

72572606 is a wasteful number, since it uses less digits than its factorization.

72572606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3919.

The product of its (nonzero) digits is 35280, while the sum is 35.

The square root of 72572606 is about 8518.9556871720. The cubic root of 72572606 is about 417.1166950614.

The spelling of 72572606 in words is "seventy-two million, five hundred seventy-two thousand, six hundred six".