342404023 has 8 divisors (see below), whose sum is σ = 369352928. Its totient is φ = 315542304.

The previous prime is 342404017. The next prime is 342404047. The reversal of 342404023 is 320404243.

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 342404023 - 2⁵ = 342403991 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 342403985 and 342404003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342404423) 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, 13515 + ... + 29452.

It is an arithmetic number, because the mean of its divisors is an integer number (46169116).

Almost surely, 2^342404023 is an apocalyptic number.

342404023 is a deficient number, since it is larger than the sum of its proper divisors (26948905).

342404023 is a wasteful number, since it uses less digits than its factorization.

342404023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43593.

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 342404023 is about 18504.1623155440. The cubic root of 342404023 is about 699.5943384272.

Adding to 342404023 its reverse (320404243), we get a palindrome (662808266).

The spelling of 342404023 in words is "three hundred forty-two million, four hundred four thousand, twenty-three".