625046407 has 2 divisors, whose sum is σ = 625046408. Its totient is φ = 625046406.

The previous prime is 625046399. The next prime is 625046419. The reversal of 625046407 is 704640526.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 625046407 - 2³ = 625046399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (625046447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 312523203 + 312523204.

It is an arithmetic number, because the mean of its divisors is an integer number (312523204).

Almost surely, 2^625046407 is an apocalyptic number.

625046407 is a deficient number, since it is larger than the sum of its proper divisors (1).

625046407 is an equidigital number, since it uses as much as digits as its factorization.

625046407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40320, while the sum is 34.

The square root of 625046407 is about 25000.9281227718. The cubic root of 625046407 is about 855.0091341090.

The spelling of 625046407 in words is "six hundred twenty-five million, forty-six thousand, four hundred seven".