465559949 has 2 divisors, whose sum is σ = 465559950. Its totient is φ = 465559948.

The previous prime is 465559931. The next prime is 465559981. The reversal of 465559949 is 949955564.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 237006025 + 228553924 = 15395^2 + 15118^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-465559949 is a prime.

It is a super-2 number, since 2×465559949² = 433492132225765202, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 465559894 and 465559903.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (465558949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 232779974 + 232779975.

It is an arithmetic number, because the mean of its divisors is an integer number (232779975).

Almost surely, 2^465559949 is an apocalyptic number.

It is an amenable number.

465559949 is a deficient number, since it is larger than the sum of its proper divisors (1).

465559949 is an equidigital number, since it uses as much as digits as its factorization.

465559949 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8748000, while the sum is 56.

The square root of 465559949 is about 21576.8382530898. The cubic root of 465559949 is about 775.0419395965.

The spelling of 465559949 in words is "four hundred sixty-five million, five hundred fifty-nine thousand, nine hundred forty-nine".