461635428 has 24 divisors (see below), whose sum is σ = 1083604032. Its totient is φ = 152956384.

The previous prime is 461635417. The next prime is 461635453. The reversal of 461635428 is 824536164.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113175 + ... + 117182.

It is an arithmetic number, because the mean of its divisors is an integer number (45150168).

Almost surely, 2^461635428 is an apocalyptic number.

It is an amenable number.

461635428 is an abundant number, since it is smaller than the sum of its proper divisors (621968604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

461635428 is a wasteful number, since it uses less digits than its factorization.

461635428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230531 (or 230529 counting only the distinct ones).

The product of its digits is 138240, while the sum is 39.

The square root of 461635428 is about 21485.7028742371. The cubic root of 461635428 is about 772.8580064715.

The spelling of 461635428 in words is "four hundred sixty-one million, six hundred thirty-five thousand, four hundred twenty-eight".