425107636 has 12 divisors (see below), whose sum is σ = 769591620. Its totient is φ = 205224320.

The previous prime is 425107609. The next prime is 425107649. The reversal of 425107636 is 636701524.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 301230736 + 123876900 = 17356^2 + 11130^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1832245 + ... + 1832476.

It is an arithmetic number, because the mean of its divisors is an integer number (64132635).

Almost surely, 2^425107636 is an apocalyptic number.

It is an amenable number.

425107636 is a deficient number, since it is larger than the sum of its proper divisors (344483984).

425107636 is a wasteful number, since it uses less digits than its factorization.

425107636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3664754 (or 3664752 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 425107636 is about 20618.1385192747. The cubic root of 425107636 is about 751.9107639887.

The spelling of 425107636 in words is "four hundred twenty-five million, one hundred seven thousand, six hundred thirty-six".