345442102 has 8 divisors (see below), whose sum is σ = 519030000. Its totient is φ = 172432104.

The previous prime is 345442087. The next prime is 345442103. The reversal of 345442102 is 201244543.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345442103) 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, 142977 + ... + 145372.

It is an arithmetic number, because the mean of its divisors is an integer number (64878750).

Almost surely, 2^345442102 is an apocalyptic number.

345442102 is a deficient number, since it is larger than the sum of its proper divisors (173587898).

345442102 is a wasteful number, since it uses less digits than its factorization.

345442102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288950.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 345442102 is about 18586.0727965862. The cubic root of 345442102 is about 701.6573666887.

Adding to 345442102 its reverse (201244543), we get a palindrome (546686645).

The spelling of 345442102 in words is "three hundred forty-five million, four hundred forty-two thousand, one hundred two".