342489863 has 8 divisors (see below), whose sum is σ = 347913840. Its totient is φ = 337075200.

The previous prime is 342489841. The next prime is 342489899. The reversal of 342489863 is 368984243.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 342489863 - 2²⁶ = 275380999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342489163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126023 + ... + 128711.

It is an arithmetic number, because the mean of its divisors is an integer number (43489230).

Almost surely, 2^342489863 is an apocalyptic number.

342489863 is a deficient number, since it is larger than the sum of its proper divisors (5423977).

342489863 is a wasteful number, since it uses less digits than its factorization.

342489863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4657.

The product of its digits is 995328, while the sum is 47.

The square root of 342489863 is about 18506.4816483307. The cubic root of 342489863 is about 699.6527958404.

The spelling of 342489863 in words is "three hundred forty-two million, four hundred eighty-nine thousand, eight hundred sixty-three".