46187889 has 8 divisors (see below), whose sum is σ = 67182432. Its totient is φ = 27992640.

The previous prime is 46187839. The next prime is 46187909. The reversal of 46187889 is 98878164.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 46187889 - 2¹⁹ = 45663601 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (46187809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 699784 + ... + 699849.

It is an arithmetic number, because the mean of its divisors is an integer number (8397804).

Almost surely, 2^46187889 is an apocalyptic number.

It is an amenable number.

46187889 is a deficient number, since it is larger than the sum of its proper divisors (20994543).

46187889 is a wasteful number, since it uses less digits than its factorization.

46187889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1399647.

The product of its digits is 774144, while the sum is 51.

The square root of 46187889 is about 6796.1672286665. The cubic root of 46187889 is about 358.7919615678.

The spelling of 46187889 in words is "forty-six million, one hundred eighty-seven thousand, eight hundred eighty-nine".