465643828 has 24 divisors (see below), whose sum is σ = 878260320. Its totient is φ = 214740960.

The previous prime is 465643819. The next prime is 465643831. The reversal of 465643828 is 828346564.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81423 + ... + 86953.

It is an arithmetic number, because the mean of its divisors is an integer number (36594180).

Almost surely, 2^465643828 is an apocalyptic number.

It is an amenable number.

465643828 is a deficient number, since it is larger than the sum of its proper divisors (412616492).

465643828 is a wasteful number, since it uses less digits than its factorization.

465643828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7167 (or 7165 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 46.

The square root of 465643828 is about 21578.7818933322. The cubic root of 465643828 is about 775.0884827174.

It can be divided in two parts, 4656 and 43828, that added together give a palindrome (48484).

The spelling of 465643828 in words is "four hundred sixty-five million, six hundred forty-three thousand, eight hundred twenty-eight".