82173304 has 16 divisors (see below), whose sum is σ = 154256400. Its totient is φ = 41038272.

The previous prime is 82173241. The next prime is 82173361. The reversal of 82173304 is 40337128.

82173304 = T₇₄₀₀ + T₇₄₀₁ + T₇₄₀₂.

It is a congruent number.

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, 1764 + ... + 12940.

It is an arithmetic number, because the mean of its divisors is an integer number (9641025).

Almost surely, 2^82173304 is an apocalyptic number.

82173304 is the 7402-nd centered triangular number.

It is an amenable number.

82173304 is a deficient number, since it is larger than the sum of its proper divisors (72083096).

82173304 is a wasteful number, since it uses less digits than its factorization.

82173304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12102 (or 12098 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 82173304 is about 9064.9492000783. The cubic root of 82173304 is about 434.7539966342.

The spelling of 82173304 in words is "eighty-two million, one hundred seventy-three thousand, three hundred four".