342109623 has 8 divisors (see below), whose sum is σ = 456505200. Its totient is φ = 227893568.

The previous prime is 342109601. The next prime is 342109631. The reversal of 342109623 is 326901243.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-342109623 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342109643) 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, 40368 + ... + 48101.

It is an arithmetic number, because the mean of its divisors is an integer number (57063150).

Almost surely, 2^342109623 is an apocalyptic number.

342109623 is a deficient number, since it is larger than the sum of its proper divisors (114395577).

342109623 is a wasteful number, since it uses less digits than its factorization.

342109623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89761.

The product of its (nonzero) digits is 7776, while the sum is 30.

The square root of 342109623 is about 18496.2056379140. The cubic root of 342109623 is about 699.3937765022.

The spelling of 342109623 in words is "three hundred forty-two million, one hundred nine thousand, six hundred twenty-three".