3878266402 has 8 divisors (see below), whose sum is σ = 5826229200. Its totient is φ = 1936190004.

The previous prime is 3878266387. The next prime is 3878266421. The reversal of 3878266402 is 2046628783.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-4 number, since 4×3878266402⁴ (a number of 39 digits) contains 4444 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1469952 + ... + 1472587.

It is an arithmetic number, because the mean of its divisors is an integer number (728278650).

Almost surely, 2^3878266402 is an apocalyptic number.

3878266402 is a deficient number, since it is larger than the sum of its proper divisors (1947962798).

3878266402 is a wasteful number, since it uses less digits than its factorization.

3878266402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2943200.

The product of its (nonzero) digits is 774144, while the sum is 46.

The square root of 3878266402 is about 62275.7288355584. The cubic root of 3878266402 is about 1571.1315360988.

The spelling of 3878266402 in words is "three billion, eight hundred seventy-eight million, two hundred sixty-six thousand, four hundred two".