480997640 has 32 divisors (see below), whose sum is σ = 1092761280. Its totient is φ = 190529472.

The previous prime is 480997639. The next prime is 480997651. The reversal of 480997640 is 46799084.

It is a super-3 number, since 3×480997640³ (a number of 27 digits) contains 333 as substring.

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, 54254 + ... + 62493.

It is an arithmetic number, because the mean of its divisors is an integer number (34148790).

Almost surely, 2^480997640 is an apocalyptic number.

480997640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

480997640 is an abundant number, since it is smaller than the sum of its proper divisors (611763640).

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

480997640 is a wasteful number, since it uses less digits than its factorization.

480997640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116861 (or 116857 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 47.

The square root of 480997640 is about 21931.6583960265. The cubic root of 480997640 is about 783.5156012661.

The spelling of 480997640 in words is "four hundred eighty million, nine hundred ninety-seven thousand, six hundred forty".