82238470 has 16 divisors (see below), whose sum is σ = 148135680. Its totient is φ = 32871744.

The previous prime is 82238467. The next prime is 82238509. The reversal of 82238470 is 7483228.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20554 + ... + 24226.

It is an arithmetic number, because the mean of its divisors is an integer number (9258480).

Almost surely, 2^82238470 is an apocalyptic number.

82238470 is a deficient number, since it is larger than the sum of its proper divisors (65897210).

82238470 is a wasteful number, since it uses less digits than its factorization.

82238470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5919.

The product of its (nonzero) digits is 21504, while the sum is 34.

The square root of 82238470 is about 9068.5428818526. The cubic root of 82238470 is about 434.8688907734.

The spelling of 82238470 in words is "eighty-two million, two hundred thirty-eight thousand, four hundred seventy".