46489131 has 24 divisors (see below), whose sum is σ = 74277840. Its totient is φ = 27832896.

The previous prime is 46489129. The next prime is 46489139. The reversal of 46489131 is 13198464.

46489131 is a `hidden beast` number, since 4 + 648 + 9 + 1 + 3 + 1 = 666.

It is not a de Polignac number, because 46489131 - 2¹ = 46489129 is a prime.

It is a super-2 number, since 2×46489131² = 4322478602270322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (46489139) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1041 + ... + 9698.

It is an arithmetic number, because the mean of its divisors is an integer number (3094910).

Almost surely, 2^46489131 is an apocalyptic number.

46489131 is a deficient number, since it is larger than the sum of its proper divisors (27788709).

46489131 is a wasteful number, since it uses less digits than its factorization.

46489131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10795 (or 10792 counting only the distinct ones).

The product of its digits is 20736, while the sum is 36.

The square root of 46489131 is about 6818.2938481705. The cubic root of 46489131 is about 359.5702974886.

The spelling of 46489131 in words is "forty-six million, four hundred eighty-nine thousand, one hundred thirty-one".