2902540 has 24 divisors (see below), whose sum is σ = 6158880. Its totient is φ = 1148928.

The previous prime is 2902519. The next prime is 2902591. The reversal of 2902540 is 452092.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1356 + ... + 2764.

It is an arithmetic number, because the mean of its divisors is an integer number (256620).

2^2902540 is an apocalyptic number.

2902540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2902540 is an abundant number, since it is smaller than the sum of its proper divisors (3256340).

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

2902540 is a wasteful number, since it uses less digits than its factorization.

2902540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1521 (or 1519 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 2902540 is about 1703.6842430451. The cubic root of 2902540 is about 142.6459364683.

The spelling of 2902540 in words is "two million, nine hundred two thousand, five hundred forty".