460986991 has 4 divisors (see below), whose sum is σ = 461032992. Its totient is φ = 460940992.

The previous prime is 460986979. The next prime is 460986997. The reversal of 460986991 is 199689064.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 460986991 - 2⁹ = 460986479 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (460986997) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 871 + ... + 30376.

It is an arithmetic number, because the mean of its divisors is an integer number (115258248).

Almost surely, 2^460986991 is an apocalyptic number.

460986991 is a deficient number, since it is larger than the sum of its proper divisors (46001).

460986991 is a wasteful number, since it uses less digits than its factorization.

460986991 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46000.

The product of its (nonzero) digits is 839808, while the sum is 52.

The square root of 460986991 is about 21470.6076066794. The cubic root of 460986991 is about 772.4959714637.

The spelling of 460986991 in words is "four hundred sixty million, nine hundred eighty-six thousand, nine hundred ninety-one".