12150198 has 24 divisors (see below), whose sum is σ = 26416728. Its totient is φ = 4036032.

The previous prime is 12150181. The next prime is 12150211. The reversal of 12150198 is 89105121.

It is a super-2 number, since 2×12150198² = 295254622878408, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5065 + ... + 7067.

It is an arithmetic number, because the mean of its divisors is an integer number (1100697).

Almost surely, 2^12150198 is an apocalyptic number.

12150198 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

12150198 is an abundant number, since it is smaller than the sum of its proper divisors (14266530).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12150198 is a wasteful number, since it uses less digits than its factorization.

12150198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2348 (or 2345 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 27.

The square root of 12150198 is about 3485.7134133488. The cubic root of 12150198 is about 229.8940785118.

The spelling of 12150198 in words is "twelve million, one hundred fifty thousand, one hundred ninety-eight".