3870926403 has 4 divisors (see below), whose sum is σ = 5161235208. Its totient is φ = 2580617600.

The previous prime is 3870926377. The next prime is 3870926443. The reversal of 3870926403 is 3046290783.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3870926403 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3870926443) 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 3 ways as a sum of consecutive naturals, for example, 645154398 + ... + 645154403.

It is an arithmetic number, because the mean of its divisors is an integer number (1290308802).

Almost surely, 2^3870926403 is an apocalyptic number.

3870926403 is a deficient number, since it is larger than the sum of its proper divisors (1290308805).

3870926403 is a wasteful number, since it uses less digits than its factorization.

3870926403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1290308804.

The product of its (nonzero) digits is 217728, while the sum is 42.

The square root of 3870926403 is about 62216.7694677247. The cubic root of 3870926403 is about 1570.1397367071.

The spelling of 3870926403 in words is "three billion, eight hundred seventy million, nine hundred twenty-six thousand, four hundred three".