84797272 has 32 divisors (see below), whose sum is σ = 182027520. Its totient is φ = 36277920.

The previous prime is 84797269. The next prime is 84797287. The reversal of 84797272 is 27279748.

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, 45397 + ... + 47227.

It is an arithmetic number, because the mean of its divisors is an integer number (5688360).

Almost surely, 2^84797272 is an apocalyptic number.

It is an amenable number.

84797272 is an abundant number, since it is smaller than the sum of its proper divisors (97230248).

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

84797272 is a wasteful number, since it uses less digits than its factorization.

84797272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2671 (or 2667 counting only the distinct ones).

The product of its digits is 395136, while the sum is 46.

The square root of 84797272 is about 9208.5434244510. The cubic root of 84797272 is about 439.3331358165. Note that the first 3 decimals are identical.

It can be divided in two parts, 8479 and 7272, that added together give a palindrome (15751).

The spelling of 84797272 in words is "eighty-four million, seven hundred ninety-seven thousand, two hundred seventy-two".