464463289 has 2 divisors, whose sum is σ = 464463290. Its totient is φ = 464463288.

The previous prime is 464463287. The next prime is 464463299. The reversal of 464463289 is 982364464.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 367105600 + 97357689 = 19160^2 + 9867^2 .

It is a cyclic number.

It is not a de Polignac number, because 464463289 - 2¹ = 464463287 is a prime.

It is a super-2 number, since 2×464463289² = 431452293657395042, which contains 22 as substring.

Together with 464463287, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (464463283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 232231644 + 232231645.

It is an arithmetic number, because the mean of its divisors is an integer number (232231645).

Almost surely, 2^464463289 is an apocalyptic number.

It is an amenable number.

464463289 is a deficient number, since it is larger than the sum of its proper divisors (1).

464463289 is an equidigital number, since it uses as much as digits as its factorization.

464463289 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 464463289 is about 21551.4103714815. The cubic root of 464463289 is about 774.4329054297.

The spelling of 464463289 in words is "four hundred sixty-four million, four hundred sixty-three thousand, two hundred eighty-nine".