3800942138 has 16 divisors (see below), whose sum is σ = 6518178240. Its totient is φ = 1628405856.

The previous prime is 3800942099. The next prime is 3800942143. The reversal of 3800942138 is 8312490083.

3800942138 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3800942138² = 28894322272848022088, which contains 22 as substring.

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, 4628 + ... + 87311.

It is an arithmetic number, because the mean of its divisors is an integer number (407386140).

Almost surely, 2^3800942138 is an apocalyptic number.

3800942138 is a deficient number, since it is larger than the sum of its proper divisors (2717236102).

3800942138 is a wasteful number, since it uses less digits than its factorization.

3800942138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94901.

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 3800942138 is about 61651.7813043549. The cubic root of 3800942138 is about 1560.6197047560.

The spelling of 3800942138 in words is "three billion, eight hundred million, nine hundred forty-two thousand, one hundred thirty-eight".