3900005093 has 4 divisors (see below), whose sum is σ = 3901705260. Its totient is φ = 3898304928.

The previous prime is 3900005089. The next prime is 3900005111. The reversal of 3900005093 is 3905000093.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1048658689 + 2851346404 = 32383^2 + 53398^2 .

It is a cyclic number.

It is not a de Polignac number, because 3900005093 - 2² = 3900005089 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3900005023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 846638 + ... + 851231.

It is an arithmetic number, because the mean of its divisors is an integer number (975426315).

Almost surely, 2^3900005093 is an apocalyptic number.

It is an amenable number.

3900005093 is a deficient number, since it is larger than the sum of its proper divisors (1700167).

3900005093 is a wasteful number, since it uses less digits than its factorization.

3900005093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1700166.

The product of its (nonzero) digits is 3645, while the sum is 29.

The square root of 3900005093 is about 62450.0207606050. The cubic root of 3900005093 is about 1574.0616018185.

The spelling of 3900005093 in words is "three billion, nine hundred million, five thousand, ninety-three".