2530690 has 16 divisors (see below), whose sum is σ = 4753728. Its totient is φ = 968176.

The previous prime is 2530681. The next prime is 2530699. The reversal of 2530690 is 960352.

It is an interprime number because it is at equal distance from previous prime (2530681) and next prime (2530699).

It is a super-2 number, since 2×2530690² = 12808783752200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2530699) 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, 5272 + ... + 5731.

It is an arithmetic number, because the mean of its divisors is an integer number (297108).

2^2530690 is an apocalyptic number.

2530690 is a deficient number, since it is larger than the sum of its proper divisors (2223038).

2530690 is a wasteful number, since it uses less digits than its factorization.

2530690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11033.

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 2530690 is about 1590.8142569137. The cubic root of 2530690 is about 136.2739934739.

The spelling of 2530690 in words is "two million, five hundred thirty thousand, six hundred ninety".