82650774 has 32 divisors (see below), whose sum is σ = 171150336. Its totient is φ = 26580960.

The previous prime is 82650761. The next prime is 82650803. The reversal of 82650774 is 47705628.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108804 + ... + 109560.

It is an arithmetic number, because the mean of its divisors is an integer number (5348448).

Almost surely, 2^82650774 is an apocalyptic number.

82650774 is an abundant number, since it is smaller than the sum of its proper divisors (88499562).

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

82650774 is a wasteful number, since it uses less digits than its factorization.

82650774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1380.

The product of its (nonzero) digits is 94080, while the sum is 39.

The square root of 82650774 is about 9091.2471091704. The cubic root of 82650774 is about 435.5944205518.

The spelling of 82650774 in words is "eighty-two million, six hundred fifty thousand, seven hundred seventy-four".