465329988 has 48 divisors (see below), whose sum is σ = 1269912000. Its totient is φ = 146945664.

The previous prime is 465329981. The next prime is 465329999. The reversal of 465329988 is 889923564.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (465329981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111333 + ... + 115436.

It is an arithmetic number, because the mean of its divisors is an integer number (26456500).

Almost surely, 2^465329988 is an apocalyptic number.

It is an amenable number.

465329988 is an abundant number, since it is smaller than the sum of its proper divisors (804582012).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

465329988 is a wasteful number, since it uses less digits than its factorization.

465329988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226801 (or 226793 counting only the distinct ones).

The product of its digits is 3732480, while the sum is 54.

The square root of 465329988 is about 21571.5087094065. The cubic root of 465329988 is about 774.9143092214.

The spelling of 465329988 in words is "four hundred sixty-five million, three hundred twenty-nine thousand, nine hundred eighty-eight".