342017739 has 12 divisors (see below), whose sum is σ = 564600816. Its totient is φ = 195438672.

The previous prime is 342017723. The next prime is 342017773. The reversal of 342017739 is 937710243.

It is not a de Polignac number, because 342017739 - 2⁴ = 342017723 is a prime.

It is a super-2 number, since 2×342017739² = 233952267581344242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (342017719) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2714364 + ... + 2714489.

It is an arithmetic number, because the mean of its divisors is an integer number (47050068).

Almost surely, 2^342017739 is an apocalyptic number.

342017739 is a deficient number, since it is larger than the sum of its proper divisors (222583077).

342017739 is a wasteful number, since it uses less digits than its factorization.

342017739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5428866 (or 5428863 counting only the distinct ones).

The product of its (nonzero) digits is 31752, while the sum is 36.

The square root of 342017739 is about 18493.7216103195. The cubic root of 342017739 is about 699.3311563676.

The spelling of 342017739 in words is "three hundred forty-two million, seventeen thousand, seven hundred thirty-nine".