461990252 has 12 divisors (see below), whose sum is σ = 811839336. Its totient is φ = 230036160.

The previous prime is 461990203. The next prime is 461990257. The reversal of 461990252 is 252099164.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (461990257) 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, 238658 + ... + 240585.

It is an arithmetic number, because the mean of its divisors is an integer number (67653278).

Almost surely, 2^461990252 is an apocalyptic number.

It is an amenable number.

461990252 is a deficient number, since it is larger than the sum of its proper divisors (349849084).

461990252 is a wasteful number, since it uses less digits than its factorization.

461990252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 479488 (or 479486 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 461990252 is about 21493.9585000065. The cubic root of 461990252 is about 773.0559681264.

The spelling of 461990252 in words is "four hundred sixty-one million, nine hundred ninety thousand, two hundred fifty-two".