345025342 has 4 divisors (see below), whose sum is σ = 517538016. Its totient is φ = 172512670.

The previous prime is 345025337. The next prime is 345025361. The reversal of 345025342 is 243520543.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 345025342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86256334 + ... + 86256337.

It is an arithmetic number, because the mean of its divisors is an integer number (129384504).

Almost surely, 2^345025342 is an apocalyptic number.

345025342 is a deficient number, since it is larger than the sum of its proper divisors (172512674).

345025342 is a wasteful number, since it uses less digits than its factorization.

345025342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172512673.

The product of its (nonzero) digits is 14400, while the sum is 28.

The square root of 345025342 is about 18574.8577921878. The cubic root of 345025342 is about 701.3750806948.

Adding to 345025342 its reverse (243520543), we get a palindrome (588545885).

The spelling of 345025342 in words is "three hundred forty-five million, twenty-five thousand, three hundred forty-two".