345245066 has 4 divisors (see below), whose sum is σ = 517867602. Its totient is φ = 172622532.

The previous prime is 345245063. The next prime is 345245071. The reversal of 345245066 is 660542543.

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., 250747225 + 94497841 = 15835^2 + 9721^2 .

It is not an unprimeable number, because it can be changed into a prime (345245063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86311265 + ... + 86311268.

Almost surely, 2^345245066 is an apocalyptic number.

345245066 is a deficient number, since it is larger than the sum of its proper divisors (172622536).

345245066 is a wasteful number, since it uses less digits than its factorization.

345245066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172622535.

The product of its (nonzero) digits is 86400, while the sum is 35.

The square root of 345245066 is about 18580.7714048691. The cubic root of 345245066 is about 701.5239356890.

The spelling of 345245066 in words is "three hundred forty-five million, two hundred forty-five thousand, sixty-six".