3340139 has 4 divisors (see below), whose sum is σ = 3643800. Its totient is φ = 3036480.

The previous prime is 3340123. The next prime is 3340153. The reversal of 3340139 is 9310433.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9310433 = 11 ⋅846403.

It is a cyclic number.

It is not a de Polignac number, because 3340139 - 2⁴ = 3340123 is a prime.

It is a super-2 number, since 2×3340139² = 22313057078642, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3340159) 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, 151814 + ... + 151835.

It is an arithmetic number, because the mean of its divisors is an integer number (910950).

Almost surely, 2^3340139 is an apocalyptic number.

3340139 is a deficient number, since it is larger than the sum of its proper divisors (303661).

3340139 is a wasteful number, since it uses less digits than its factorization.

3340139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303660.

The product of its (nonzero) digits is 972, while the sum is 23.

The square root of 3340139 is about 1827.6047165621. The cubic root of 3340139 is about 149.4817522647.

The spelling of 3340139 in words is "three million, three hundred forty thousand, one hundred thirty-nine".