635040412 has 12 divisors (see below), whose sum is σ = 1111956496. Its totient is φ = 317338560.

The previous prime is 635040409. The next prime is 635040443. The reversal of 635040412 is 214040536.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37389 + ... + 51652.

Almost surely, 2^635040412 is an apocalyptic number.

It is an amenable number.

635040412 is a deficient number, since it is larger than the sum of its proper divisors (476916084).

635040412 is a wasteful number, since it uses less digits than its factorization.

635040412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90828 (or 90826 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 635040412 is about 25200.0081746018. The cubic root of 635040412 is about 859.5420366827.

Adding to 635040412 its reverse (214040536), we get a palindrome (849080948).

The spelling of 635040412 in words is "six hundred thirty-five million, forty thousand, four hundred twelve".