342013009 has 4 divisors (see below), whose sum is σ = 368321716. Its totient is φ = 315704304.

The previous prime is 342012971. The next prime is 342013033. The reversal of 342013009 is 900310243.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 37859409 + 304153600 = 6153^2 + 17440^2 .

It is a cyclic number.

It is not a de Polignac number, because 342013009 - 2¹⁵ = 341980241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342413009) 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, 13154334 + ... + 13154359.

It is an arithmetic number, because the mean of its divisors is an integer number (92080429).

Almost surely, 2^342013009 is an apocalyptic number.

It is an amenable number.

342013009 is a deficient number, since it is larger than the sum of its proper divisors (26308707).

342013009 is a wasteful number, since it uses less digits than its factorization.

342013009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26308706.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 342013009 is about 18493.5937286402. The cubic root of 342013009 is about 699.3279325079.

The spelling of 342013009 in words is "three hundred forty-two million, thirteen thousand, nine".