342551089 has 4 divisors (see below), whose sum is σ = 342866160. Its totient is φ = 342236020.

The previous prime is 342551081. The next prime is 342551093. The reversal of 342551089 is 980155243.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 980155243 = 1051 ⋅932593.

It is a cyclic number.

It is not a de Polignac number, because 342551089 - 2³ = 342551081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342551081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 155899 + ... + 158080.

It is an arithmetic number, because the mean of its divisors is an integer number (85716540).

Almost surely, 2^342551089 is an apocalyptic number.

It is an amenable number.

342551089 is a deficient number, since it is larger than the sum of its proper divisors (315071).

342551089 is a wasteful number, since it uses less digits than its factorization.

342551089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315070.

The product of its (nonzero) digits is 43200, while the sum is 37.

The square root of 342551089 is about 18508.1357516093. The cubic root of 342551089 is about 699.6944850448.

It can be divided in two parts, 34255 and 1089, that added together give a square (35344 = 188²).

The spelling of 342551089 in words is "three hundred forty-two million, five hundred fifty-one thousand, eighty-nine".