2621325 has 24 divisors (see below), whose sum is σ = 4954048. Its totient is φ = 1198080.

The previous prime is 2621309. The next prime is 2621347. The reversal of 2621325 is 5231262.

It is not a de Polignac number, because 2621325 - 2⁴ = 2621309 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1972 + ... + 3021.

2^2621325 is an apocalyptic number.

2621325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2621325 is a deficient number, since it is larger than the sum of its proper divisors (2332723).

2621325 is a wasteful number, since it uses less digits than its factorization.

2621325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5013 (or 5008 counting only the distinct ones).

The product of its digits is 720, while the sum is 21.

The square root of 2621325 is about 1619.0506477563. The cubic root of 2621325 is about 137.8818038566.

Adding to 2621325 its reverse (5231262), we get a palindrome (7852587).

The spelling of 2621325 in words is "two million, six hundred twenty-one thousand, three hundred twenty-five".