25232629 has 2 divisors, whose sum is σ = 25232630. Its totient is φ = 25232628.

The previous prime is 25232621. The next prime is 25232659. The reversal of 25232629 is 92623252.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16793604 + 8439025 = 4098^2 + 2905^2 .

It is a cyclic number.

It is not a de Polignac number, because 25232629 - 2³ = 25232621 is a prime.

It is equal to p_1579522 and since 25232629 and 1579522 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 25232629.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25232621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12616314 + 12616315.

It is an arithmetic number, because the mean of its divisors is an integer number (12616315).

Almost surely, 2^25232629 is an apocalyptic number.

It is an amenable number.

25232629 is a deficient number, since it is larger than the sum of its proper divisors (1).

25232629 is an equidigital number, since it uses as much as digits as its factorization.

25232629 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 31.

The square root of 25232629 is about 5023.2090340737. The cubic root of 25232629 is about 293.3059236039.

The spelling of 25232629 in words is "twenty-five million, two hundred thirty-two thousand, six hundred twenty-nine".