82313404 has 12 divisors (see below), whose sum is σ = 147562128. Its totient is φ = 40152800.

The previous prime is 82313393. The next prime is 82313417. The reversal of 82313404 is 40431328.

82313404 is nontrivially palindromic in base 8.

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, 250792 + ... + 251119.

It is an arithmetic number, because the mean of its divisors is an integer number (12296844).

Almost surely, 2^82313404 is an apocalyptic number.

It is an amenable number.

82313404 is a deficient number, since it is larger than the sum of its proper divisors (65248724).

82313404 is a wasteful number, since it uses less digits than its factorization.

82313404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501956 (or 501954 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 82313404 is about 9072.6734758835. The cubic root of 82313404 is about 435.0009318692. Note that the first 3 decimals are identical.

The spelling of 82313404 in words is "eighty-two million, three hundred thirteen thousand, four hundred four".