2520970 has 16 divisors (see below), whose sum is σ = 4694760. Its totient is φ = 973504.

The previous prime is 2520943. The next prime is 2520971. The reversal of 2520970 is 790252.

It can be written as a sum of positive squares in 4 ways, for example, as 1399489 + 1121481 = 1183^2 + 1059^2 .

It is an Ulam number.

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (2520971) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4057 + ... + 4636.

2^2520970 is an apocalyptic number.

2520970 is a deficient number, since it is larger than the sum of its proper divisors (2173790).

2520970 is a wasteful number, since it uses less digits than its factorization.

2520970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8729.

The product of its (nonzero) digits is 1260, while the sum is 25.

The square root of 2520970 is about 1587.7562785264. The cubic root of 2520970 is about 136.0993003157.

The spelling of 2520970 in words is "two million, five hundred twenty thousand, nine hundred seventy".