3439942 has 8 divisors (see below), whose sum is σ = 5629032. Its totient is φ = 1563600.

The previous prime is 3439937. The next prime is 3439987. The reversal of 3439942 is 2499343.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 3439898 and 3439907.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78159 + ... + 78202.

It is an arithmetic number, because the mean of its divisors is an integer number (703629).

Almost surely, 2^3439942 is an apocalyptic number.

3439942 is a deficient number, since it is larger than the sum of its proper divisors (2189090).

3439942 is a wasteful number, since it uses less digits than its factorization.

3439942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156374.

The product of its digits is 23328, while the sum is 34.

The square root of 3439942 is about 1854.7080632811. The cubic root of 3439942 is about 150.9559978801.

The spelling of 3439942 in words is "three million, four hundred thirty-nine thousand, nine hundred forty-two".