461156728 has 16 divisors (see below), whose sum is σ = 870178680. Its totient is φ = 229109088.

The previous prime is 461156719. The next prime is 461156737. The reversal of 461156728 is 827651164.

It is an interprime number because it is at equal distance from previous prime (461156719) and next prime (461156737).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 182326 + ... + 184837.

Almost surely, 2^461156728 is an apocalyptic number.

It is an amenable number.

461156728 is a deficient number, since it is larger than the sum of its proper divisors (409021952).

461156728 is a wasteful number, since it uses less digits than its factorization.

461156728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367326 (or 367322 counting only the distinct ones).

The product of its digits is 80640, while the sum is 40.

The square root of 461156728 is about 21474.5600187757. The cubic root of 461156728 is about 772.5907717231.

The spelling of 461156728 in words is "four hundred sixty-one million, one hundred fifty-six thousand, seven hundred twenty-eight".