3900379 has 4 divisors (see below), whose sum is σ = 4457584. Its totient is φ = 3343176.

The previous prime is 3900367. The next prime is 3900397. The reversal of 3900379 is 9730093.

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

It is a cyclic number.

It is not a de Polignac number, because 3900379 - 2⁹ = 3899867 is a prime.

It is a Duffinian number.

It is a plaindrome in base 11.

It is a self number, because there is not a number n which added to its sum of digits gives 3900379.

It is not an unprimeable number, because it can be changed into a prime (3900329) 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, 278592 + ... + 278605.

It is an arithmetic number, because the mean of its divisors is an integer number (1114396).

Almost surely, 2^3900379 is an apocalyptic number.

3900379 is a deficient number, since it is larger than the sum of its proper divisors (557205).

3900379 is an equidigital number, since it uses as much as digits as its factorization.

3900379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 557204.

The product of its (nonzero) digits is 5103, while the sum is 31.

The square root of 3900379 is about 1974.9377205370. The cubic root of 3900379 is about 157.4111903791.

The spelling of 3900379 in words is "three million, nine hundred thousand, three hundred seventy-nine".