46664413 has 2 divisors, whose sum is σ = 46664414. Its totient is φ = 46664412.

The previous prime is 46664411. The next prime is 46664477. The reversal of 46664413 is 31446664.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25623844 + 21040569 = 5062^2 + 4587^2 .

It is a cyclic number.

It is not a de Polignac number, because 46664413 - 2¹ = 46664411 is a prime.

Together with 46664411, 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 (46664411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23332206 + 23332207.

It is an arithmetic number, because the mean of its divisors is an integer number (23332207).

Almost surely, 2^46664413 is an apocalyptic number.

It is an amenable number.

46664413 is a deficient number, since it is larger than the sum of its proper divisors (1).

46664413 is an equidigital number, since it uses as much as digits as its factorization.

46664413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 41472, while the sum is 34.

The square root of 46664413 is about 6831.1355571384. The cubic root of 46664413 is about 360.0216370740.

The spelling of 46664413 in words is "forty-six million, six hundred sixty-four thousand, four hundred thirteen".