342942811 has 16 divisors (see below), whose sum is σ = 363149568. Its totient is φ = 323215200.

The previous prime is 342942781. The next prime is 342942823. The reversal of 342942811 is 118249243.

It is a cyclic number.

It is not a de Polignac number, because 342942811 - 2⁵ = 342942779 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342942881) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 814381 + ... + 814801.

It is an arithmetic number, because the mean of its divisors is an integer number (22696848).

Almost surely, 2^342942811 is an apocalyptic number.

342942811 is a deficient number, since it is larger than the sum of its proper divisors (20206757).

342942811 is a wasteful number, since it uses less digits than its factorization.

342942811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 882.

The product of its digits is 13824, while the sum is 34.

The square root of 342942811 is about 18518.7151552153. The cubic root of 342942811 is about 699.9610937560.

The spelling of 342942811 in words is "three hundred forty-two million, nine hundred forty-two thousand, eight hundred eleven".