461993648 has 10 divisors (see below), whose sum is σ = 895112724. Its totient is φ = 230996816.

The previous prime is 461993647. The next prime is 461993657. The reversal of 461993648 is 846399164.

It is a junction number, because it is equal to n+sod(n) for n = 461993596 and 461993605.

It is not an unprimeable number, because it can be changed into a prime (461993647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14437286 + ... + 14437317.

Almost surely, 2^461993648 is an apocalyptic number.

It is an amenable number.

461993648 is a deficient number, since it is larger than the sum of its proper divisors (433119076).

461993648 is a wasteful number, since it uses less digits than its factorization.

461993648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28874611 (or 28874605 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 50.

The square root of 461993648 is about 21494.0374988042. The cubic root of 461993648 is about 773.0578623161.

The spelling of 461993648 in words is "four hundred sixty-one million, nine hundred ninety-three thousand, six hundred forty-eight".