82272704 has 14 divisors (see below), whose sum is σ = 163260024. Its totient is φ = 41136320.

The previous prime is 82272689. The next prime is 82272721. The reversal of 82272704 is 40727228.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 642692 + ... + 642819.

Almost surely, 2^82272704 is an apocalyptic number.

It is an amenable number.

82272704 is a deficient number, since it is larger than the sum of its proper divisors (80987320).

82272704 is a wasteful number, since it uses less digits than its factorization.

82272704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1285523 (or 1285513 counting only the distinct ones).

The product of its (nonzero) digits is 12544, while the sum is 32.

The square root of 82272704 is about 9070.4301992794. The cubic root of 82272704 is about 434.9292244037.

The spelling of 82272704 in words is "eighty-two million, two hundred seventy-two thousand, seven hundred four".