82773908 has 24 divisors (see below), whose sum is σ = 167547072. Its totient is φ = 35046144.

The previous prime is 82773881. The next prime is 82773923. The reversal of 82773908 is 80937728.

It is a happy number.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

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, 15485 + ... + 20132.

It is an arithmetic number, because the mean of its divisors is an integer number (6981128).

Almost surely, 2^82773908 is an apocalyptic number.

It is an amenable number.

82773908 is an abundant number, since it is smaller than the sum of its proper divisors (84773164).

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

82773908 is a wasteful number, since it uses less digits than its factorization.

82773908 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35711 (or 35709 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 44.

The square root of 82773908 is about 9098.0167069532. The cubic root of 82773908 is about 435.8106309463.

The spelling of 82773908 in words is "eighty-two million, seven hundred seventy-three thousand, nine hundred eight".