461142156 has 24 divisors (see below), whose sum is σ = 1077040384. Its totient is φ = 153565200.

The previous prime is 461142151. The next prime is 461142163. The reversal of 461142156 is 651241164.

It is not an unprimeable number, because it can be changed into a prime (461142151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5320 + ... + 30831.

Almost surely, 2^461142156 is an apocalyptic number.

It is an amenable number.

461142156 is an abundant number, since it is smaller than the sum of its proper divisors (615898228).

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

461142156 is a wasteful number, since it uses less digits than its factorization.

461142156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37221 (or 37219 counting only the distinct ones).

The product of its digits is 5760, while the sum is 30.

The square root of 461142156 is about 21474.2207309136. The cubic root of 461142156 is about 772.5826339898.

The spelling of 461142156 in words is "four hundred sixty-one million, one hundred forty-two thousand, one hundred fifty-six".