342481691 has 4 divisors (see below), whose sum is σ = 342667584. Its totient is φ = 342295800.

The previous prime is 342481687. The next prime is 342481693. The reversal of 342481691 is 196184243.

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

It is a cyclic number.

It is not a de Polignac number, because 342481691 - 2² = 342481687 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342481693) 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, 90155 + ... + 93876.

It is an arithmetic number, because the mean of its divisors is an integer number (85666896).

Almost surely, 2^342481691 is an apocalyptic number.

342481691 is a deficient number, since it is larger than the sum of its proper divisors (185893).

342481691 is a wasteful number, since it uses less digits than its factorization.

342481691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185892.

The product of its digits is 41472, while the sum is 38.

The square root of 342481691 is about 18506.2608595037. The cubic root of 342481691 is about 699.6472310935.

The spelling of 342481691 in words is "three hundred forty-two million, four hundred eighty-one thousand, six hundred ninety-one".