345412252 has 24 divisors (see below), whose sum is σ = 631483776. Its totient is φ = 165005808.

The previous prime is 345412241. The next prime is 345412271. The reversal of 345412252 is 252214543.

It is a self number, because there is not a number n which added to its sum of digits gives 345412252.

It is a congruent number.

It is an unprimeable number.

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, 107623 + ... + 110785.

It is an arithmetic number, because the mean of its divisors is an integer number (26311824).

Almost surely, 2^345412252 is an apocalyptic number.

It is an amenable number.

345412252 is a deficient number, since it is larger than the sum of its proper divisors (286071524).

345412252 is a wasteful number, since it uses less digits than its factorization.

345412252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4377 (or 4375 counting only the distinct ones).

The product of its digits is 9600, while the sum is 28.

The square root of 345412252 is about 18585.2697586018. The cubic root of 345412252 is about 701.6371557999.

Adding to 345412252 its reverse (252214543), we get a palindrome (597626795).

The spelling of 345412252 in words is "three hundred forty-five million, four hundred twelve thousand, two hundred fifty-two".