2825920 has 28 divisors (see below), whose sum is σ = 6729984. Its totient is φ = 1130240.

The previous prime is 2825891. The next prime is 2825939. The reversal of 2825920 is 295282.

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, 4096 + ... + 4735.

2^2825920 is an apocalyptic number.

2825920 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2825920 is an abundant number, since it is smaller than the sum of its proper divisors (3904064).

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

2825920 is an equidigital number, since it uses as much as digits as its factorization.

2825920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8848 (or 8838 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 2825920 is about 1681.0472926126. The cubic root of 2825920 is about 141.3795584726.

The spelling of 2825920 in words is "two million, eight hundred twenty-five thousand, nine hundred twenty".