342730023 has 8 divisors (see below), whose sum is σ = 460309488. Its totient is φ = 226818624.

The previous prime is 342730019. The next prime is 342730039. The reversal of 342730023 is 320037243.

It is a happy number.

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

It is not a de Polignac number, because 342730023 - 2² = 342730019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 342729975 and 342730002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342730093) 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, 416536 + ... + 417357.

It is an arithmetic number, because the mean of its divisors is an integer number (57538686).

Almost surely, 2^342730023 is an apocalyptic number.

342730023 is a deficient number, since it is larger than the sum of its proper divisors (117579465).

342730023 is a wasteful number, since it uses less digits than its factorization.

342730023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 834033.

The product of its (nonzero) digits is 3024, while the sum is 24.

The square root of 342730023 is about 18512.9690487507. The cubic root of 342730023 is about 699.8162939698.

Adding to 342730023 its reverse (320037243), we get a palindrome (662767266).

The spelling of 342730023 in words is "three hundred forty-two million, seven hundred thirty thousand, twenty-three".