369198849 has 4 divisors (see below), whose sum is σ = 492265136. Its totient is φ = 246132564.

The previous prime is 369198847. The next prime is 369198853. The reversal of 369198849 is 948891963.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 948891963 = 3 ⋅316297321.

It is not a de Polignac number, because 369198849 - 2¹ = 369198847 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (369198847) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61533139 + ... + 61533144.

It is an arithmetic number, because the mean of its divisors is an integer number (123066284).

Almost surely, 2^369198849 is an apocalyptic number.

It is an amenable number.

369198849 is a deficient number, since it is larger than the sum of its proper divisors (123066287).

369198849 is a wasteful number, since it uses less digits than its factorization.

369198849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123066286.

The product of its digits is 3359232, while the sum is 57.

The square root of 369198849 is about 19214.5478479198. The cubic root of 369198849 is about 717.3869070295.

The spelling of 369198849 in words is "three hundred sixty-nine million, one hundred ninety-eight thousand, eight hundred forty-nine".