82547379 has 12 divisors (see below), whose sum is σ = 119443896. Its totient is φ = 54935232.

The previous prime is 82547371. The next prime is 82547449. The reversal of 82547379 is 97374528.

It is not a de Polignac number, because 82547379 - 2³ = 82547371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (82547371) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2397 + ... + 13070.

It is an arithmetic number, because the mean of its divisors is an integer number (9953658).

Almost surely, 2^82547379 is an apocalyptic number.

82547379 is a deficient number, since it is larger than the sum of its proper divisors (36896517).

82547379 is a wasteful number, since it uses less digits than its factorization.

82547379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16066 (or 16063 counting only the distinct ones).

The product of its digits is 423360, while the sum is 45.

The square root of 82547379 is about 9085.5588160553. The cubic root of 82547379 is about 435.4127038469.

The spelling of 82547379 in words is "eighty-two million, five hundred forty-seven thousand, three hundred seventy-nine".