662513425 has 36 divisors (see below), whose sum is σ = 953554048. Its totient is φ = 447300000.

The previous prime is 662513399. The next prime is 662513447. The reversal of 662513425 is 524315266.

It is not a de Polignac number, because 662513425 - 2⁷ = 662513297 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 881800 + ... + 882550.

Almost surely, 2^662513425 is an apocalyptic number.

It is an amenable number.

662513425 is a deficient number, since it is larger than the sum of its proper divisors (291040623).

662513425 is an equidigital number, since it uses as much as digits as its factorization.

662513425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 910 (or 834 counting only the distinct ones).

The product of its digits is 43200, while the sum is 34.

The square root of 662513425 is about 25739.3361414004. The cubic root of 662513425 is about 871.7625890626.

The spelling of 662513425 in words is "six hundred sixty-two million, five hundred thirteen thousand, four hundred twenty-five".