461142657 has 12 divisors (see below), whose sum is σ = 675477504. Its totient is φ = 303098040.

The previous prime is 461142653. The next prime is 461142667. The reversal of 461142657 is 756241164.

461142657 is a `hidden beast` number, since 461 + 142 + 6 + 57 = 666.

It is not a de Polignac number, because 461142657 - 2² = 461142653 is a prime.

It is a hoax number, since the sum of its digits (36) 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 (461142653) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 360193 + ... + 361470.

It is an arithmetic number, because the mean of its divisors is an integer number (56289792).

Almost surely, 2^461142657 is an apocalyptic number.

It is an amenable number.

461142657 is a deficient number, since it is larger than the sum of its proper divisors (214334847).

461142657 is a wasteful number, since it uses less digits than its factorization.

461142657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 721740 (or 721737 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 461142657 is about 21474.2323960602. The cubic root of 461142657 is about 772.5829137761.

The spelling of 461142657 in words is "four hundred sixty-one million, one hundred forty-two thousand, six hundred fifty-seven".