480032639 has 2 divisors, whose sum is σ = 480032640. Its totient is φ = 480032638.

The previous prime is 480032629. The next prime is 480032653. The reversal of 480032639 is 936230084.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-480032639 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is equal to p_25358084 and since 480032639 and 25358084 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 480032599 and 480032608.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (480032629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240016319 + 240016320.

It is an arithmetic number, because the mean of its divisors is an integer number (240016320).

Almost surely, 2^480032639 is an apocalyptic number.

480032639 is a deficient number, since it is larger than the sum of its proper divisors (1).

480032639 is an equidigital number, since it uses as much as digits as its factorization.

480032639 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 480032639 is about 21909.6471674009. The cubic root of 480032639 is about 782.9912746878.

The spelling of 480032639 in words is "four hundred eighty million, thirty-two thousand, six hundred thirty-nine".