2625251 has 2 divisors, whose sum is σ = 2625252. Its totient is φ = 2625250.

The previous prime is 2625247. The next prime is 2625253. The reversal of 2625251 is 1525262.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2625251 - 2² = 2625247 is a prime.

It is a Sophie Germain prime.

Together with 2625253, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2625253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1312625 + 1312626.

It is an arithmetic number, because the mean of its divisors is an integer number (1312626).

2^2625251 is an apocalyptic number.

2625251 is a deficient number, since it is larger than the sum of its proper divisors (1).

2625251 is an equidigital number, since it uses as much as digits as its factorization.

2625251 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1200, while the sum is 23.

The square root of 2625251 is about 1620.2626330321. The cubic root of 2625251 is about 137.9506054406.

The spelling of 2625251 in words is "two million, six hundred twenty-five thousand, two hundred fifty-one".