46431 has 24 divisors (see below), whose sum is σ = 84864. Its totient is φ = 23760.

The previous prime is 46411. The next prime is 46439. The reversal of 46431 is 13464.

46431 = 35² + 36² + ... + 56².

It is not a de Polignac number, because 46431 - 2⁵ = 46399 is a prime.

It is a super-2 number, since 2×46431² = 4311675522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46439) 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 23 ways as a sum of consecutive naturals, for example, 660 + ... + 726.

It is an arithmetic number, because the mean of its divisors is an integer number (3536).

2⁴⁶⁴³¹ is an apocalyptic number.

46431 is a deficient number, since it is larger than the sum of its proper divisors (38433).

46431 is a wasteful number, since it uses less digits than its factorization.

46431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91 (or 88 counting only the distinct ones).

The product of its digits is 288, while the sum is 18.

The square root of 46431 is about 215.4785372143. The cubic root of 46431 is about 35.9420363524.

Adding to 46431 its reverse (13464), we get a palindrome (59895).

The spelling of 46431 in words is "forty-six thousand, four hundred thirty-one".