46840431 has 12 divisors (see below), whose sum is σ = 68648216. Its totient is φ = 28387920.

The previous prime is 46840399. The next prime is 46840439. The reversal of 46840431 is 13404864.

It is not a de Polignac number, because 46840431 - 2⁵ = 46840399 is a prime.

It is a super-2 number, since 2×46840431² = 4388051952531522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46840439) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 64156 + ... + 64881.

Almost surely, 2^46840431 is an apocalyptic number.

46840431 is a deficient number, since it is larger than the sum of its proper divisors (21807785).

46840431 is a wasteful number, since it uses less digits than its factorization.

46840431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129062 (or 129051 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 46840431 is about 6844.0069403822. The cubic root of 46840431 is about 360.4737358897.

The spelling of 46840431 in words is "forty-six million, eight hundred forty thousand, four hundred thirty-one".