382648780 has 24 divisors (see below), whose sum is σ = 804106800. Its totient is φ = 152955840.

The previous prime is 382648757. The next prime is 382648793. The reversal of 382648780 is 87846283.

It is a self number, because there is not a number n which added to its sum of digits gives 382648780.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28350 + ... + 39610.

It is an arithmetic number, because the mean of its divisors is an integer number (33504450).

Almost surely, 2^382648780 is an apocalyptic number.

It is an amenable number.

382648780 is an abundant number, since it is smaller than the sum of its proper divisors (421458020).

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

382648780 is a wasteful number, since it uses less digits than its factorization.

382648780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12969 (or 12967 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 46.

The square root of 382648780 is about 19561.4104808421. The cubic root of 382648780 is about 725.9946901640.

The spelling of 382648780 in words is "three hundred eighty-two million, six hundred forty-eight thousand, seven hundred eighty".