82275738 has 32 divisors (see below), whose sum is σ = 180748800. Its totient is φ = 24851376.

The previous prime is 82275701. The next prime is 82275751. The reversal of 82275738 is 83757228.

It is a self number, because there is not a number n which added to its sum of digits gives 82275738.

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, 13068 + ... + 18311.

It is an arithmetic number, because the mean of its divisors is an integer number (5648400).

Almost surely, 2^82275738 is an apocalyptic number.

82275738 is an abundant number, since it is smaller than the sum of its proper divisors (98473062).

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

82275738 is a wasteful number, since it uses less digits than its factorization.

82275738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31426.

The product of its digits is 188160, while the sum is 42.

The square root of 82275738 is about 9070.5974444906. The cubic root of 82275738 is about 434.9345706850.

The spelling of 82275738 in words is "eighty-two million, two hundred seventy-five thousand, seven hundred thirty-eight".