465365421 has 6 divisors (see below), whose sum is σ = 672194510. Its totient is φ = 310243608.

The previous prime is 465365413. The next prime is 465365431. The reversal of 465365421 is 124563564.

It can be written as a sum of positive squares in only one way, i.e., 263412900 + 201952521 = 16230^2 + 14211^2 .

It is not a de Polignac number, because 465365421 - 2³ = 465365413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (465365431) 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 in 5 ways as a sum of consecutive naturals, for example, 25853626 + ... + 25853643.

Almost surely, 2^465365421 is an apocalyptic number.

It is an amenable number.

465365421 is a deficient number, since it is larger than the sum of its proper divisors (206829089).

465365421 is a wasteful number, since it uses less digits than its factorization.

465365421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51707275 (or 51707272 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The square root of 465365421 is about 21572.3299854235. The cubic root of 465365421 is about 774.9339775876.

The spelling of 465365421 in words is "four hundred sixty-five million, three hundred sixty-five thousand, four hundred twenty-one".