345622089 has 8 divisors (see below), whose sum is σ = 471546592. Its totient is φ = 225056160.

The previous prime is 345622049. The next prime is 345622097. The reversal of 345622089 is 980226543.

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 345622089 - 2¹³ = 345613897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345622049) 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, 1339492 + ... + 1339749.

It is an arithmetic number, because the mean of its divisors is an integer number (58943324).

Almost surely, 2^345622089 is an apocalyptic number.

It is an amenable number.

345622089 is a deficient number, since it is larger than the sum of its proper divisors (125924503).

345622089 is a wasteful number, since it uses less digits than its factorization.

345622089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2679287.

The product of its (nonzero) digits is 103680, while the sum is 39.

The square root of 345622089 is about 18590.9141518108. The cubic root of 345622089 is about 701.7792079238.

The spelling of 345622089 in words is "three hundred forty-five million, six hundred twenty-two thousand, eighty-nine".