461611428 has 12 divisors (see below), whose sum is σ = 1077093360. Its totient is φ = 153870472.

The previous prime is 461611411. The next prime is 461611429. The reversal of 461611428 is 824116164.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×461611428² = 426170220920398368, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (461611429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19233798 + ... + 19233821.

It is an arithmetic number, because the mean of its divisors is an integer number (89757780).

Almost surely, 2^461611428 is an apocalyptic number.

It is an amenable number.

461611428 is an abundant number, since it is smaller than the sum of its proper divisors (615481932).

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

461611428 is a wasteful number, since it uses less digits than its factorization.

461611428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38467626 (or 38467624 counting only the distinct ones).

The product of its digits is 9216, while the sum is 33.

The square root of 461611428 is about 21485.1443560429. The cubic root of 461611428 is about 772.8446128479.

The spelling of 461611428 in words is "four hundred sixty-one million, six hundred eleven thousand, four hundred twenty-eight".