2520916 has 6 divisors (see below), whose sum is σ = 4411610. Its totient is φ = 1260456.

The previous prime is 2520907. The next prime is 2520929. The reversal of 2520916 is 6190252.

It can be written as a sum of positive squares in only one way, i.e., 1512900 + 1008016 = 1230^2 + 1004^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 315111 + ... + 315118.

2^2520916 is an apocalyptic number.

It is an amenable number.

2520916 is a deficient number, since it is larger than the sum of its proper divisors (1890694).

2520916 is a wasteful number, since it uses less digits than its factorization.

2520916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 630233 (or 630231 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 2520916 is about 1587.7392733065. The cubic root of 2520916 is about 136.0983285449.

The spelling of 2520916 in words is "two million, five hundred twenty thousand, nine hundred sixteen".