3492839 has 4 divisors (see below), whose sum is σ = 3991824. Its totient is φ = 2993856.

The previous prime is 3492829. The next prime is 3492869. The reversal of 3492839 is 9382943.

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 3492839 - 2⁴ = 3492823 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3492829) 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, 249482 + ... + 249495.

It is an arithmetic number, because the mean of its divisors is an integer number (997956).

Almost surely, 2^3492839 is an apocalyptic number.

3492839 is a deficient number, since it is larger than the sum of its proper divisors (498985).

3492839 is an equidigital number, since it uses as much as digits as its factorization.

3492839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498984.

The product of its digits is 46656, while the sum is 38.

The square root of 3492839 is about 1868.9138556927. The cubic root of 3492839 is about 151.7258302099.

The spelling of 3492839 in words is "three million, four hundred ninety-two thousand, eight hundred thirty-nine".