2379904 has 16 divisors (see below), whose sum is σ = 4741470. Its totient is φ = 1189888.

The previous prime is 2379899. The next prime is 2379929. The reversal of 2379904 is 4099732.

It can be written as a sum of positive squares in only one way, i.e., 1960000 + 419904 = 1400^2 + 648^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a self number, because there is not a number n which added to its sum of digits gives 2379904.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9169 + ... + 9424.

2^2379904 is an apocalyptic number.

It is an amenable number.

2379904 is a deficient number, since it is larger than the sum of its proper divisors (2361566).

2379904 is an equidigital number, since it uses as much as digits as its factorization.

2379904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18607 (or 18595 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 34.

The square root of 2379904 is about 1542.6937479617. The cubic root of 2379904 is about 133.5118497713.

The spelling of 2379904 in words is "two million, three hundred seventy-nine thousand, nine hundred four".