461463615 has 16 divisors (see below), whose sum is σ = 820380000. Its totient is φ = 246113856.

The previous prime is 461463601. The next prime is 461463619. The reversal of 461463615 is 516364164.

It is a happy number.

461463615 is a `hidden beast` number, since 4 + 6 + 1 + 4 + 636 + 15 = 666.

It is not a de Polignac number, because 461463615 - 2¹² = 461459519 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 461463615.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (461463619) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1708990 + ... + 1709259.

It is an arithmetic number, because the mean of its divisors is an integer number (51273750).

Almost surely, 2^461463615 is an apocalyptic number.

461463615 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

461463615 is a deficient number, since it is larger than the sum of its proper divisors (358916385).

461463615 is a wasteful number, since it uses less digits than its factorization.

461463615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3418263 (or 3418257 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 461463615 is about 21481.7041921725. The cubic root of 461463615 is about 772.7621129578.

The spelling of 461463615 in words is "four hundred sixty-one million, four hundred sixty-three thousand, six hundred fifteen".