345022066 has 4 divisors (see below), whose sum is σ = 517533102. Its totient is φ = 172511032.

The previous prime is 345022063. The next prime is 345022127. The reversal of 345022066 is 660220543.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 177449041 + 167573025 = 13321^2 + 12945^2 .

It is not an unprimeable number, because it can be changed into a prime (345022063) 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 as a sum of consecutive naturals, namely, 86255515 + ... + 86255518.

Almost surely, 2^345022066 is an apocalyptic number.

345022066 is a deficient number, since it is larger than the sum of its proper divisors (172511036).

345022066 is a wasteful number, since it uses less digits than its factorization.

345022066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172511035.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 345022066 is about 18574.7696082616. The cubic root of 345022066 is about 701.3728608463.

The spelling of 345022066 in words is "three hundred forty-five million, twenty-two thousand, sixty-six".