625082461 has 2 divisors, whose sum is σ = 625082462. Its totient is φ = 625082460.

The previous prime is 625082449. The next prime is 625082531. The reversal of 625082461 is 164280526.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 449016100 + 176066361 = 21190^2 + 13269^2 .

It is a cyclic number.

It is not a de Polignac number, because 625082461 - 2⁹ = 625081949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (625082261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 312541230 + 312541231.

It is an arithmetic number, because the mean of its divisors is an integer number (312541231).

Almost surely, 2^625082461 is an apocalyptic number.

It is an amenable number.

625082461 is a deficient number, since it is larger than the sum of its proper divisors (1).

625082461 is an equidigital number, since it uses as much as digits as its factorization.

625082461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 625082461 is about 25001.6491656051. The cubic root of 625082461 is about 855.0255733719.

The spelling of 625082461 in words is "six hundred twenty-five million, eighty-two thousand, four hundred sixty-one".