3778814338 has 32 divisors (see below), whose sum is σ = 6207961536. Its totient is φ = 1714540608.

The previous prime is 3778814321. The next prime is 3778814339. The reversal of 3778814338 is 8334188773.

It is a Smith number, since the sum of its digits (52) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (3778814339) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 978820 + ... + 982672.

It is an arithmetic number, because the mean of its divisors is an integer number (193998798).

Almost surely, 2^3778814338 is an apocalyptic number.

3778814338 is a deficient number, since it is larger than the sum of its proper divisors (2429147198).

3778814338 is a wasteful number, since it uses less digits than its factorization.

3778814338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4498.

The product of its digits is 2709504, while the sum is 52.

The square root of 3778814338 is about 61472.0614425773. The cubic root of 3778814338 is about 1557.5853420168.

The spelling of 3778814338 in words is "three billion, seven hundred seventy-eight million, eight hundred fourteen thousand, three hundred thirty-eight".