3331239 has 4 divisors (see below), whose sum is σ = 4441656. Its totient is φ = 2220824.

The previous prime is 3331217. The next prime is 3331247. The reversal of 3331239 is 9321333.

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 3331239 - 2⁸ = 3330983 is a prime.

It is a super-2 number, since 2×3331239² = 22194306550242, which contains 22 as substring.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3331639) 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, 555204 + ... + 555209.

It is an arithmetic number, because the mean of its divisors is an integer number (1110414).

Almost surely, 2^3331239 is an apocalyptic number.

3331239 is a deficient number, since it is larger than the sum of its proper divisors (1110417).

3331239 is a wasteful number, since it uses less digits than its factorization.

3331239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1110416.

The product of its digits is 1458, while the sum is 24.

The square root of 3331239 is about 1825.1682114260. The cubic root of 3331239 is about 149.3488664797.

It can be divided in two parts, 3331 and 239, that added together give a triangular number (3570 = T₈₄).

The spelling of 3331239 in words is "three million, three hundred thirty-one thousand, two hundred thirty-nine".