625484887 has 2 divisors, whose sum is σ = 625484888. Its totient is φ = 625484886.

The previous prime is 625484869. The next prime is 625484897. The reversal of 625484887 is 788484526.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 625484887 - 2²⁷ = 491267159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (625484857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 312742443 + 312742444.

It is an arithmetic number, because the mean of its divisors is an integer number (312742444).

Almost surely, 2^625484887 is an apocalyptic number.

625484887 is a deficient number, since it is larger than the sum of its proper divisors (1).

625484887 is an equidigital number, since it uses as much as digits as its factorization.

625484887 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3440640, while the sum is 52.

The square root of 625484887 is about 25009.6958598061. The cubic root of 625484887 is about 855.2090215455.

The spelling of 625484887 in words is "six hundred twenty-five million, four hundred eighty-four thousand, eight hundred eighty-seven".