2039932378 has 16 divisors (see below), whose sum is σ = 3513759840. Its totient is φ = 878439600.

The previous prime is 2039932351. The next prime is 2039932457. The reversal of 2039932378 is 8732399302.

It is a happy number.

It is a super-2 number, since 2×2039932378² = 8322648213625469768, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2439693 + ... + 2440528.

It is an arithmetic number, because the mean of its divisors is an integer number (219609990).

Almost surely, 2^2039932378 is an apocalyptic number.

2039932378 is a deficient number, since it is larger than the sum of its proper divisors (1473827462).

2039932378 is a wasteful number, since it uses less digits than its factorization.

2039932378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4880253.

The product of its (nonzero) digits is 489888, while the sum is 46.

The square root of 2039932378 is about 45165.6105682188. The cubic root of 2039932378 is about 1268.2511274213.

The spelling of 2039932378 in words is "two billion, thirty-nine million, nine hundred thirty-two thousand, three hundred seventy-eight".