3902099 has 4 divisors (see below), whose sum is σ = 3916464. Its totient is φ = 3887736.

The previous prime is 3902071. The next prime is 3902137. The reversal of 3902099 is 9902093.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9902093 = 149 ⋅66457.

It is a cyclic number.

It is not a de Polignac number, because 3902099 - 2¹² = 3898003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3902009) 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, 6767 + ... + 7320.

It is an arithmetic number, because the mean of its divisors is an integer number (979116).

Almost surely, 2^3902099 is an apocalyptic number.

3902099 is a deficient number, since it is larger than the sum of its proper divisors (14365).

3902099 is a wasteful number, since it uses less digits than its factorization.

3902099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14364.

The product of its (nonzero) digits is 4374, while the sum is 32.

The square root of 3902099 is about 1975.3731293100. The cubic root of 3902099 is about 157.4343255205.

The spelling of 3902099 in words is "three million, nine hundred two thousand, ninety-nine".