46568909 has 2 divisors, whose sum is σ = 46568910. Its totient is φ = 46568908.

The previous prime is 46568897. The next prime is 46568939. The reversal of 46568909 is 90986564.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39413284 + 7155625 = 6278^2 + 2675^2 .

It is a cyclic number.

It is not a de Polignac number, because 46568909 - 2⁸ = 46568653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46568939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23284454 + 23284455.

It is an arithmetic number, because the mean of its divisors is an integer number (23284455).

Almost surely, 2^46568909 is an apocalyptic number.

It is an amenable number.

46568909 is a deficient number, since it is larger than the sum of its proper divisors (1).

46568909 is an equidigital number, since it uses as much as digits as its factorization.

46568909 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 466560, while the sum is 47.

The square root of 46568909 is about 6824.1416310039. The cubic root of 46568909 is about 359.7758609925.

The spelling of 46568909 in words is "forty-six million, five hundred sixty-eight thousand, nine hundred nine".