2904920 has 16 divisors (see below), whose sum is σ = 6536160. Its totient is φ = 1161952.

The previous prime is 2904893. The next prime is 2904947. The reversal of 2904920 is 294092.

It is an interprime number because it is at equal distance from previous prime (2904893) and next prime (2904947).

It is a self number, because there is not a number n which added to its sum of digits gives 2904920.

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, 36272 + ... + 36351.

It is an arithmetic number, because the mean of its divisors is an integer number (408510).

2^2904920 is an apocalyptic number.

2904920 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2904920 is an abundant number, since it is smaller than the sum of its proper divisors (3631240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2904920 is a wasteful number, since it uses less digits than its factorization.

2904920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72634 (or 72630 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 2904920 is about 1704.3825861584. The cubic root of 2904920 is about 142.6849143496.

The spelling of 2904920 in words is "two million, nine hundred four thousand, nine hundred twenty".