625694375 has 20 divisors (see below), whose sum is σ = 786329544. Its totient is φ = 497700000.

The previous prime is 625694371. The next prime is 625694389. The reversal of 625694375 is 573496526.

It is not a de Polignac number, because 625694375 - 2² = 625694371 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (625694371) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 110360 + ... + 115890.

Almost surely, 2^625694375 is an apocalyptic number.

625694375 is a deficient number, since it is larger than the sum of its proper divisors (160635169).

625694375 is an equidigital number, since it uses as much as digits as its factorization.

625694375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5732 (or 5717 counting only the distinct ones).

The product of its digits is 1360800, while the sum is 47.

The square root of 625694375 is about 25013.8836448881. The cubic root of 625694375 is about 855.3044866980.

The spelling of 625694375 in words is "six hundred twenty-five million, six hundred ninety-four thousand, three hundred seventy-five".