425958629 has 2 divisors, whose sum is σ = 425958630. Its totient is φ = 425958628.

The previous prime is 425958623. The next prime is 425958649. The reversal of 425958629 is 926859524.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 276556900 + 149401729 = 16630^2 + 12223^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-425958629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (425958623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212979314 + 212979315.

It is an arithmetic number, because the mean of its divisors is an integer number (212979315).

Almost surely, 2^425958629 is an apocalyptic number.

It is an amenable number.

425958629 is a deficient number, since it is larger than the sum of its proper divisors (1).

425958629 is an equidigital number, since it uses as much as digits as its factorization.

425958629 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1555200, while the sum is 50.

The square root of 425958629 is about 20638.7652004668. The cubic root of 425958629 is about 752.4121619455.

The spelling of 425958629 in words is "four hundred twenty-five million, nine hundred fifty-eight thousand, six hundred twenty-nine".