46464389 has 2 divisors, whose sum is σ = 46464390. Its totient is φ = 46464388.

The previous prime is 46464323. The next prime is 46464391. The reversal of 46464389 is 98346464.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46444225 + 20164 = 6815^2 + 142^2 .

It is a cyclic number.

It is not a de Polignac number, because 46464389 - 2¹⁶ = 46398853 is a prime.

It is a Sophie Germain prime.

Together with 46464391, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46464589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23232194 + 23232195.

It is an arithmetic number, because the mean of its divisors is an integer number (23232195).

Almost surely, 2^46464389 is an apocalyptic number.

It is an amenable number.

46464389 is a deficient number, since it is larger than the sum of its proper divisors (1).

46464389 is an equidigital number, since it uses as much as digits as its factorization.

46464389 is an evil number, because the sum of its binary digits is even.

The product of its digits is 497664, while the sum is 44.

The square root of 46464389 is about 6816.4792231767. The cubic root of 46464389 is about 359.5064971490.

The spelling of 46464389 in words is "forty-six million, four hundred sixty-four thousand, three hundred eighty-nine".