82550374 has 16 divisors (see below), whose sum is σ = 125164800. Its totient is φ = 40831560.

The previous prime is 82550359. The next prime is 82550399. The reversal of 82550374 is 47305528.

It is a happy number.

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, 83487 + ... + 84469.

It is an arithmetic number, because the mean of its divisors is an integer number (7822800).

Almost surely, 2^82550374 is an apocalyptic number.

82550374 is a deficient number, since it is larger than the sum of its proper divisors (42614426).

82550374 is a wasteful number, since it uses less digits than its factorization.

82550374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1395.

The product of its (nonzero) digits is 33600, while the sum is 34.

The square root of 82550374 is about 9085.7236365630. The cubic root of 82550374 is about 435.4179696926.

The spelling of 82550374 in words is "eighty-two million, five hundred fifty thousand, three hundred seventy-four".