464438269 has 2 divisors, whose sum is σ = 464438270. Its totient is φ = 464438268.

The previous prime is 464438251. The next prime is 464438279. The reversal of 464438269 is 962834464.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 249229369 + 215208900 = 15787^2 + 14670^2 .

It is a cyclic number.

It is not a de Polignac number, because 464438269 - 2⁵ = 464438237 is a prime.

It is a super-2 number, since 2×464438269² = 431405811423432722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (464438239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 232219134 + 232219135.

It is an arithmetic number, because the mean of its divisors is an integer number (232219135).

Almost surely, 2^464438269 is an apocalyptic number.

It is an amenable number.

464438269 is a deficient number, since it is larger than the sum of its proper divisors (1).

464438269 is an equidigital number, since it uses as much as digits as its factorization.

464438269 is an evil number, because the sum of its binary digits is even.

The product of its digits is 995328, while the sum is 46.

The square root of 464438269 is about 21550.8298912130. The cubic root of 464438269 is about 774.4189993007.

The spelling of 464438269 in words is "four hundred sixty-four million, four hundred thirty-eight thousand, two hundred sixty-nine".