2904625 has 16 divisors (see below), whose sum is σ = 3818880. Its totient is φ = 2199600.

The previous prime is 2904623. The next prime is 2904641. The reversal of 2904625 is 5264092.

It is not a de Polignac number, because 2904625 - 2¹ = 2904623 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2904593 and 2904602.

It is not an unprimeable number, because it can be changed into a prime (2904623) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1764 + ... + 2986.

It is an arithmetic number, because the mean of its divisors is an integer number (238680).

2^2904625 is an apocalyptic number.

2904625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2904625 is a deficient number, since it is larger than the sum of its proper divisors (914255).

2904625 is a wasteful number, since it uses less digits than its factorization.

2904625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1257 (or 1247 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 2904625 is about 1704.2960423588. The cubic root of 2904625 is about 142.6800842137.

The spelling of 2904625 in words is "two million, nine hundred four thousand, six hundred twenty-five".