461579136 has 32 divisors (see below), whose sum is σ = 1226070600. Its totient is φ = 153859584.

The previous prime is 461579117. The next prime is 461579159. The reversal of 461579136 is 631975164.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 600631 + ... + 601398.

Almost surely, 2^461579136 is an apocalyptic number.

It is an amenable number.

461579136 is an abundant number, since it is smaller than the sum of its proper divisors (764491464).

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

461579136 is a wasteful number, since it uses less digits than its factorization.

461579136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1202046 (or 1202034 counting only the distinct ones).

The product of its digits is 136080, while the sum is 42.

The square root of 461579136 is about 21484.3928469017. The cubic root of 461579136 is about 772.8265909946.

The spelling of 461579136 in words is "four hundred sixty-one million, five hundred seventy-nine thousand, one hundred thirty-six".