46921131 has 24 divisors (see below), whose sum is σ = 69529824. Its totient is φ = 30481920.

The previous prime is 46921129. The next prime is 46921141. The reversal of 46921131 is 13112964.

It is not a de Polignac number, because 46921131 - 2¹ = 46921129 is a prime.

It is a super-2 number, since 2×46921131² = 4403185068638322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 46921095 and 46921104.

It is not an unprimeable number, because it can be changed into a prime (46921111) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 61605 + ... + 62361.

It is an arithmetic number, because the mean of its divisors is an integer number (2897076).

Almost surely, 2^46921131 is an apocalyptic number.

46921131 is a deficient number, since it is larger than the sum of its proper divisors (22608693).

46921131 is a wasteful number, since it uses less digits than its factorization.

46921131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 931 (or 928 counting only the distinct ones).

The product of its digits is 1296, while the sum is 27.

The square root of 46921131 is about 6849.9000722638. The cubic root of 46921131 is about 360.6806336460.

The spelling of 46921131 in words is "forty-six million, nine hundred twenty-one thousand, one hundred thirty-one".