2521675 has 12 divisors (see below), whose sum is σ = 3367840. Its totient is φ = 1861920.

The previous prime is 2521643. The next prime is 2521681. The reversal of 2521675 is 5761252.

It is not a de Polignac number, because 2521675 - 2⁵ = 2521643 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3555 + ... + 4204.

2^2521675 is an apocalyptic number.

2521675 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2521675 is a deficient number, since it is larger than the sum of its proper divisors (846165).

2521675 is a wasteful number, since it uses less digits than its factorization.

2521675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7782 (or 7777 counting only the distinct ones).

The product of its digits is 4200, while the sum is 28.

The square root of 2521675 is about 1587.9782744106. The cubic root of 2521675 is about 136.1119860496. Note that the first 3 decimals are identical.

The spelling of 2521675 in words is "two million, five hundred twenty-one thousand, six hundred seventy-five".