342243369 has 12 divisors (see below), whose sum is σ = 532378756. Its totient is φ = 210611232.

The previous prime is 342243347. The next prime is 342243373. The reversal of 342243369 is 963342243.

It can be written as a sum of positive squares in 2 ways, for example, as 80192025 + 262051344 = 8955^2 + 16188^2 .

It is not a de Polignac number, because 342243369 - 2⁷ = 342243241 is a prime.

It is a super-2 number, since 2×342243369² = 234261047248940322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (342243469) 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, 1462462 + ... + 1462695.

Almost surely, 2^342243369 is an apocalyptic number.

342243369 is a gapful number since it is divisible by the number (39) formed by its first and last digit.

It is an amenable number.

342243369 is a deficient number, since it is larger than the sum of its proper divisors (190135387).

342243369 is a wasteful number, since it uses less digits than its factorization.

342243369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2925176 (or 2925173 counting only the distinct ones).

The product of its digits is 93312, while the sum is 36.

The square root of 342243369 is about 18499.8207829157. The cubic root of 342243369 is about 699.4849060959.

The spelling of 342243369 in words is "three hundred forty-two million, two hundred forty-three thousand, three hundred sixty-nine".