46864891 has 2 divisors, whose sum is σ = 46864892. Its totient is φ = 46864890.

The previous prime is 46864859. The next prime is 46864913. The reversal of 46864891 is 19846864.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 46864891 - 2⁵ = 46864859 is a prime.

It is not a weakly prime, because it can be changed into another prime (46864091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23432445 + 23432446.

It is an arithmetic number, because the mean of its divisors is an integer number (23432446).

Almost surely, 2^46864891 is an apocalyptic number.

46864891 is a deficient number, since it is larger than the sum of its proper divisors (1).

46864891 is an equidigital number, since it uses as much as digits as its factorization.

46864891 is an evil number, because the sum of its binary digits is even.

The product of its digits is 331776, while the sum is 46.

The square root of 46864891 is about 6845.7936720296. The cubic root of 46864891 is about 360.5364712451.

The spelling of 46864891 in words is "forty-six million, eight hundred sixty-four thousand, eight hundred ninety-one".