342943585 has 4 divisors (see below), whose sum is σ = 411532308. Its totient is φ = 274354864.

The previous prime is 342943583. The next prime is 342943591. The reversal of 342943585 is 585349243.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 585349243 = 1129 ⋅518467.

It can be written as a sum of positive squares in 2 ways, for example, as 75064896 + 267878689 = 8664^2 + 16367^2 .

It is a cyclic number.

It is not a de Polignac number, because 342943585 - 2¹ = 342943583 is a prime.

It is a super-2 number, since 2×342943585² = 235220604985304450, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342943583) 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, 34294354 + ... + 34294363.

It is an arithmetic number, because the mean of its divisors is an integer number (102883077).

Almost surely, 2^342943585 is an apocalyptic number.

It is an amenable number.

342943585 is a deficient number, since it is larger than the sum of its proper divisors (68588723).

342943585 is an equidigital number, since it uses as much as digits as its factorization.

342943585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68588722.

The product of its digits is 518400, while the sum is 43.

The square root of 342943585 is about 18518.7360529816. The cubic root of 342943585 is about 699.9616203447.

The spelling of 342943585 in words is "three hundred forty-two million, nine hundred forty-three thousand, five hundred eighty-five".