342755989 has 8 divisors (see below), whose sum is σ = 366311808. Its totient is φ = 319577280.

The previous prime is 342755981. The next prime is 342755993. The reversal of 342755989 is 989557243.

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 342755989 - 2³ = 342755981 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 (342755981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92397 + ... + 96034.

It is an arithmetic number, because the mean of its divisors is an integer number (45788976).

Almost surely, 2^342755989 is an apocalyptic number.

It is an amenable number.

342755989 is a deficient number, since it is larger than the sum of its proper divisors (23555819).

342755989 is a wasteful number, since it uses less digits than its factorization.

342755989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188555.

The product of its digits is 2721600, while the sum is 52.

The square root of 342755989 is about 18513.6703276255. The cubic root of 342755989 is about 699.8339667441.

The spelling of 342755989 in words is "three hundred forty-two million, seven hundred fifty-five thousand, nine hundred eighty-nine".