345022250 has 32 divisors (see below), whose sum is σ = 666731520. Its totient is φ = 133554000.

The previous prime is 345022247. The next prime is 345022261. The reversal of 345022250 is 52220543.

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 15 ways as a sum of consecutive naturals, for example, 14510 + ... + 30009.

It is an arithmetic number, because the mean of its divisors is an integer number (20835360).

Almost surely, 2^345022250 is an apocalyptic number.

345022250 is a deficient number, since it is larger than the sum of its proper divisors (321709270).

345022250 is a wasteful number, since it uses less digits than its factorization.

345022250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44567 (or 44557 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 345022250 is about 18574.7745612161. The cubic root of 345022250 is about 701.3729855268.

Adding to 345022250 its reverse (52220543), we get a palindrome (397242793).

The spelling of 345022250 in words is "three hundred forty-five million, twenty-two thousand, two hundred fifty".