8493904 has 10 divisors (see below), whose sum is σ = 16456970. Its totient is φ = 4246944.

The previous prime is 8493899. The next prime is 8493913. The reversal of 8493904 is 4093948.

It can be written as a sum of positive squares in only one way, i.e., 8133904 + 360000 = 2852^2 + 600^2 .

It is a super-2 number, since 2×8493904² = 144292810322432, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265419 + ... + 265450.

It is an arithmetic number, because the mean of its divisors is an integer number (1645697).

Almost surely, 2^8493904 is an apocalyptic number.

It is an amenable number.

8493904 is a deficient number, since it is larger than the sum of its proper divisors (7963066).

8493904 is a wasteful number, since it uses less digits than its factorization.

8493904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530877 (or 530871 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 8493904 is about 2914.4303045364. The cubic root of 8493904 is about 204.0339556447.

It can be divided in two parts, 849 and 3904, that added together give a triangular number (4753 = T₉₇).

The spelling of 8493904 in words is "eight million, four hundred ninety-three thousand, nine hundred four".