82150688 has 24 divisors (see below), whose sum is σ = 162207360. Its totient is φ = 40955200.

The previous prime is 82150667. The next prime is 82150697. The reversal of 82150688 is 88605128.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7913 + ... + 15063.

It is an arithmetic number, because the mean of its divisors is an integer number (6758640).

Almost surely, 2^82150688 is an apocalyptic number.

It is an amenable number.

82150688 is a deficient number, since it is larger than the sum of its proper divisors (80056672).

82150688 is a wasteful number, since it uses less digits than its factorization.

82150688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7520 (or 7512 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 38.

The square root of 82150688 is about 9063.7016720543. The cubic root of 82150688 is about 434.7141081787.

The spelling of 82150688 in words is "eighty-two million, one hundred fifty thousand, six hundred eighty-eight".