3909382 has 4 divisors (see below), whose sum is σ = 5864076. Its totient is φ = 1954690.

The previous prime is 3909361. The next prime is 3909397. The reversal of 3909382 is 2839093.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2839093 = 97 ⋅29269.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 977344 + ... + 977347.

It is an arithmetic number, because the mean of its divisors is an integer number (1466019).

Almost surely, 2^3909382 is an apocalyptic number.

3909382 is a deficient number, since it is larger than the sum of its proper divisors (1954694).

3909382 is a wasteful number, since it uses less digits than its factorization.

3909382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1954693.

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 3909382 is about 1977.2157191364. The cubic root of 3909382 is about 157.5322114348.

The spelling of 3909382 in words is "three million, nine hundred nine thousand, three hundred eighty-two".