10198250 has 48 divisors (see below), whose sum is σ = 20327112. Its totient is φ = 3830400.

The previous prime is 10198247. The next prime is 10198259. The reversal of 10198250 is 5289101.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 606841 + 9591409 = 779^2 + 3097^2 .

It is not an unprimeable number, because it can be changed into a prime (10198259) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 90194 + ... + 90306.

Almost surely, 2^10198250 is an apocalyptic number.

10198250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10198250 is a deficient number, since it is larger than the sum of its proper divisors (10128862).

10198250 is a wasteful number, since it uses less digits than its factorization.

10198250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168 (or 139 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 26.

The square root of 10198250 is about 3193.4698996546. The cubic root of 10198250 is about 216.8578851031.

The spelling of 10198250 in words is "ten million, one hundred ninety-eight thousand, two hundred fifty".