465421444 has 12 divisors (see below), whose sum is σ = 862398684. Its totient is φ = 219021824.

The previous prime is 465421357. The next prime is 465421447. The reversal of 465421444 is 444124564.

It can be written as a sum of positive squares in 2 ways, for example, as 397523844 + 67897600 = 19938^2 + 8240^2 .

It is a Harshad number since it is a multiple of its sum of digits (34).

It is not an unprimeable number, because it can be changed into a prime (465421447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3422149 + ... + 3422284.

It is an arithmetic number, because the mean of its divisors is an integer number (71866557).

Almost surely, 2^465421444 is an apocalyptic number.

It is an amenable number.

465421444 is a deficient number, since it is larger than the sum of its proper divisors (396977240).

465421444 is a wasteful number, since it uses less digits than its factorization.

465421444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6844454 (or 6844452 counting only the distinct ones).

The product of its digits is 61440, while the sum is 34.

The square root of 465421444 is about 21573.6284384431. The cubic root of 465421444 is about 774.9650731398.

The spelling of 465421444 in words is "four hundred sixty-five million, four hundred twenty-one thousand, four hundred forty-four".