46213231 has 2 divisors, whose sum is σ = 46213232. Its totient is φ = 46213230.

The previous prime is 46213229. The next prime is 46213249. The reversal of 46213231 is 13231264.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 46213231 - 2¹ = 46213229 is a prime.

It is a super-2 number, since 2×46213231² = 4271325438918722, which contains 22 as substring.

Together with 46213229, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46213331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23106615 + 23106616.

It is an arithmetic number, because the mean of its divisors is an integer number (23106616).

Almost surely, 2^46213231 is an apocalyptic number.

46213231 is a deficient number, since it is larger than the sum of its proper divisors (1).

46213231 is an equidigital number, since it uses as much as digits as its factorization.

46213231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 864, while the sum is 22.

The square root of 46213231 is about 6798.0314062234. The cubic root of 46213231 is about 358.8575692676.

Adding to 46213231 its reverse (13231264), we get a palindrome (59444495).

The spelling of 46213231 in words is "forty-six million, two hundred thirteen thousand, two hundred thirty-one".