342319643 has 4 divisors (see below), whose sum is σ = 345519000. Its totient is φ = 339120288.

The previous prime is 342319589. The next prime is 342319657. The reversal of 342319643 is 346913243.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 346913243 = 4721 ⋅73483.

It is a cyclic number.

It is not a de Polignac number, because 342319643 - 2⁸ = 342319387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342319843) 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, 1599518 + ... + 1599731.

It is an arithmetic number, because the mean of its divisors is an integer number (86379750).

Almost surely, 2^342319643 is an apocalyptic number.

342319643 is a deficient number, since it is larger than the sum of its proper divisors (3199357).

342319643 is a wasteful number, since it uses less digits than its factorization.

342319643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3199356.

The product of its digits is 46656, while the sum is 35.

The square root of 342319643 is about 18501.8821475006. The cubic root of 342319643 is about 699.5368657574.

The spelling of 342319643 in words is "three hundred forty-two million, three hundred nineteen thousand, six hundred forty-three".