199033465 has 8 divisors (see below), whose sum is σ = 239832648. Its totient is φ = 158565120.

The previous prime is 199033451. The next prime is 199033481. The reversal of 199033465 is 564330991.

It can be written as a sum of positive squares in 4 ways, for example, as 15241216 + 183792249 = 3904^2 + 13557^2 .

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

It is not a de Polignac number, because 199033465 - 2⁷ = 199033337 is a prime.

It is a super-2 number, since 2×199033465² = 79228640379812450, which contains 22 as substring.

It is a Duffinian 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, 81382 + ... + 83791.

It is an arithmetic number, because the mean of its divisors is an integer number (29979081).

Almost surely, 2^199033465 is an apocalyptic number.

It is an amenable number.

199033465 is a deficient number, since it is larger than the sum of its proper divisors (40799183).

199033465 is a wasteful number, since it uses less digits than its factorization.

199033465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165419.

The product of its (nonzero) digits is 87480, while the sum is 40.

The square root of 199033465 is about 14107.9220652795. The cubic root of 199033465 is about 583.8599708447.

The spelling of 199033465 in words is "one hundred ninety-nine million, thirty-three thousand, four hundred sixty-five".