465307980 has 24 divisors (see below), whose sum is σ = 1302862512. Its totient is φ = 124082112.

The previous prime is 465307979. The next prime is 465307981. The reversal of 465307980 is 89703564.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (465307979) and next prime (465307981).

It is not an unprimeable number, because it can be changed into a prime (465307981) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3877507 + ... + 3877626.

It is an arithmetic number, because the mean of its divisors is an integer number (54285938).

Almost surely, 2^465307980 is an apocalyptic number.

It is an amenable number.

465307980 is an abundant number, since it is smaller than the sum of its proper divisors (837554532).

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

465307980 is a wasteful number, since it uses less digits than its factorization.

465307980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7755145 (or 7755143 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 42.

The square root of 465307980 is about 21570.9985860646. The cubic root of 465307980 is about 774.9020923836.

The spelling of 465307980 in words is "four hundred sixty-five million, three hundred seven thousand, nine hundred eighty".