463634253 has 32 divisors (see below), whose sum is σ = 718606080. Its totient is φ = 294877440.

The previous prime is 463634123. The next prime is 463634293. The reversal of 463634253 is 352436364.

463634253 is a `hidden beast` number, since 46 + 363 + 4 + 253 = 666.

It is not a de Polignac number, because 463634253 - 2⁸ = 463633997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (463634293) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 322825 + ... + 324257.

It is an arithmetic number, because the mean of its divisors is an integer number (22456440).

Almost surely, 2^463634253 is an apocalyptic number.

It is an amenable number.

463634253 is a deficient number, since it is larger than the sum of its proper divisors (254971827).

463634253 is a wasteful number, since it uses less digits than its factorization.

463634253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1986 (or 1980 counting only the distinct ones).

The product of its digits is 155520, while the sum is 36.

The square root of 463634253 is about 21532.1678657770. The cubic root of 463634253 is about 773.9718606440.

The spelling of 463634253 in words is "four hundred sixty-three million, six hundred thirty-four thousand, two hundred fifty-three".