46665631 has 2 divisors, whose sum is σ = 46665632. Its totient is φ = 46665630.

The previous prime is 46665623. The next prime is 46665659. The reversal of 46665631 is 13656664.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 46665631 - 2³ = 46665623 is a prime.

It is a super-2 number, since 2×46665631² = 4355362233256322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46605631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23332815 + 23332816.

It is an arithmetic number, because the mean of its divisors is an integer number (23332816).

Almost surely, 2^46665631 is an apocalyptic number.

46665631 is a deficient number, since it is larger than the sum of its proper divisors (1).

46665631 is an equidigital number, since it uses as much as digits as its factorization.

46665631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 77760, while the sum is 37.

The square root of 46665631 is about 6831.2247071810. The cubic root of 46665631 is about 360.0247693863.

The spelling of 46665631 in words is "forty-six million, six hundred sixty-five thousand, six hundred thirty-one".