635425204 has 12 divisors (see below), whose sum is σ = 1112934564. Its totient is φ = 317443904.

The previous prime is 635425199. The next prime is 635425207. The reversal of 635425204 is 402524536.

It can be written as a sum of positive squares in 2 ways, for example, as 127012900 + 508412304 = 11270^2 + 22548^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (635425207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61807 + ... + 71350.

It is an arithmetic number, because the mean of its divisors is an integer number (92744547).

Almost surely, 2^635425204 is an apocalyptic number.

It is an amenable number.

635425204 is a deficient number, since it is larger than the sum of its proper divisors (477509360).

635425204 is a wasteful number, since it uses less digits than its factorization.

635425204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134354 (or 134352 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 31.

The square root of 635425204 is about 25207.6417778419. The cubic root of 635425204 is about 859.7156099507.

The spelling of 635425204 in words is "six hundred thirty-five million, four hundred twenty-five thousand, two hundred four".