334383978 has 16 divisors (see below), whose sum is σ = 691829280. Its totient is φ = 107617776.

The previous prime is 334383977. The next prime is 334383979. The reversal of 334383978 is 879383433.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (334383977) and next prime (334383979).

It is a super-2 number, since 2×334383978² = 223625289486208968, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (334383971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 960700 + ... + 961047.

It is an arithmetic number, because the mean of its divisors is an integer number (43239330).

Almost surely, 2^334383978 is an apocalyptic number.

334383978 is an abundant number, since it is smaller than the sum of its proper divisors (357445302).

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

334383978 is a wasteful number, since it uses less digits than its factorization.

334383978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1921781.

The product of its digits is 1306368, while the sum is 48.

The square root of 334383978 is about 18286.1690356400. The cubic root of 334383978 is about 694.0889866432.

The spelling of 334383978 in words is "three hundred thirty-four million, three hundred eighty-three thousand, nine hundred seventy-eight".