2442904 has 8 divisors (see below), whose sum is σ = 4580460. Its totient is φ = 1221448.

The previous prime is 2442889. The next prime is 2442907. The reversal of 2442904 is 4092442.

It is a tau number, because it is divible by the number of its divisors (8).

It is an Ulam number.

It is a nialpdrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2442907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 152674 + ... + 152689.

2^2442904 is an apocalyptic number.

It is an amenable number.

2442904 is a deficient number, since it is larger than the sum of its proper divisors (2137556).

2442904 is a wasteful number, since it uses less digits than its factorization.

2442904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305369 (or 305365 counting only the distinct ones).

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

The square root of 2442904 is about 1562.9792065156. The cubic root of 2442904 is about 134.6796978970.

The spelling of 2442904 in words is "two million, four hundred forty-two thousand, nine hundred four".