331483782 has 32 divisors (see below), whose sum is σ = 802248192. Its totient is φ = 89138304.

The previous prime is 331483739. The next prime is 331483813. The reversal of 331483782 is 287384133.

It is a self number, because there is not a number n which added to its sum of digits gives 331483782.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 231418 + ... + 232845.

It is an arithmetic number, because the mean of its divisors is an integer number (25070256).

Almost surely, 2^331483782 is an apocalyptic number.

331483782 is an abundant number, since it is smaller than the sum of its proper divisors (470764410).

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

331483782 is a wasteful number, since it uses less digits than its factorization.

331483782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 464292.

The product of its digits is 96768, while the sum is 39.

The square root of 331483782 is about 18206.6960758947. The cubic root of 331483782 is about 692.0764878644.

The spelling of 331483782 in words is "three hundred thirty-one million, four hundred eighty-three thousand, seven hundred eighty-two".