464747449 has 2 divisors, whose sum is σ = 464747450. Its totient is φ = 464747448.

The previous prime is 464747447. The next prime is 464747477. The reversal of 464747449 is 944747464.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 403407225 + 61340224 = 20085^2 + 7832^2 .

It is a cyclic number.

It is not a de Polignac number, because 464747449 - 2¹ = 464747447 is a prime.

Together with 464747447, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (464747447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 232373724 + 232373725.

It is an arithmetic number, because the mean of its divisors is an integer number (232373725).

Almost surely, 2^464747449 is an apocalyptic number.

It is an amenable number.

464747449 is a deficient number, since it is larger than the sum of its proper divisors (1).

464747449 is an equidigital number, since it uses as much as digits as its factorization.

464747449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2709504, while the sum is 49.

The square root of 464747449 is about 21558.0019714258. The cubic root of 464747449 is about 774.5908066722.

The spelling of 464747449 in words is "four hundred sixty-four million, seven hundred forty-seven thousand, four hundred forty-nine".