726165982 has 32 divisors (see below), whose sum is σ = 1223942400. Its totient is φ = 321307008.

The previous prime is 726165971. The next prime is 726165991. The reversal of 726165982 is 289561627.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38269 + ... + 54007.

It is an arithmetic number, because the mean of its divisors is an integer number (38248200).

Almost surely, 2^726165982 is an apocalyptic number.

726165982 is a deficient number, since it is larger than the sum of its proper divisors (497776418).

726165982 is a wasteful number, since it uses less digits than its factorization.

726165982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15840.

The product of its digits is 362880, while the sum is 46.

The square root of 726165982 is about 26947.4670794863. The cubic root of 726165982 is about 898.8322228779.

The spelling of 726165982 in words is "seven hundred twenty-six million, one hundred sixty-five thousand, nine hundred eighty-two".