199265245 has 8 divisors (see below), whose sum is σ = 253184184. Its totient is φ = 150034944.

The previous prime is 199265237. The next prime is 199265281. The reversal of 199265245 is 542562991.

It can be written as a sum of positive squares in 4 ways, for example, as 1750329 + 197514916 = 1323^2 + 14054^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 199265245 - 2³ = 199265237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1172064 + ... + 1172233.

It is an arithmetic number, because the mean of its divisors is an integer number (31648023).

Almost surely, 2^199265245 is an apocalyptic number.

It is an amenable number.

199265245 is a deficient number, since it is larger than the sum of its proper divisors (53918939).

199265245 is a wasteful number, since it uses less digits than its factorization.

199265245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2344319.

The product of its digits is 194400, while the sum is 43.

The square root of 199265245 is about 14116.1342087698. The cubic root of 199265245 is about 584.0865233113.

The spelling of 199265245 in words is "one hundred ninety-nine million, two hundred sixty-five thousand, two hundred forty-five".