2625669 has 16 divisors (see below), whose sum is σ = 4016640. Its totient is φ = 1693440.

The previous prime is 2625653. The next prime is 2625671. The reversal of 2625669 is 9665262.

It is not a de Polignac number, because 2625669 - 2⁴ = 2625653 is a prime.

It is a super-2 number, since 2×2625669² = 13788275395122, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2625619) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 732 + ... + 2405.

It is an arithmetic number, because the mean of its divisors is an integer number (251040).

2^2625669 is an apocalyptic number.

It is an amenable number.

2625669 is a deficient number, since it is larger than the sum of its proper divisors (1390971).

2625669 is a wasteful number, since it uses less digits than its factorization.

2625669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3177 (or 3171 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 2625669 is about 1620.3916193316. The cubic root of 2625669 is about 137.9579266825.

The spelling of 2625669 in words is "two million, six hundred twenty-five thousand, six hundred sixty-nine".