197385250 has 32 divisors (see below), whose sum is σ = 376502256. Its totient is φ = 77459200.

The previous prime is 197385247. The next prime is 197385271. The reversal of 197385250 is 52583791.

197385250 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 54893281 + 142491969 = 7409^2 + 11937^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5802 + ... + 20698.

Almost surely, 2^197385250 is an apocalyptic number.

197385250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

197385250 is a deficient number, since it is larger than the sum of its proper divisors (179117006).

197385250 is a wasteful number, since it uses less digits than its factorization.

197385250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14967 (or 14957 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 40.

The square root of 197385250 is about 14049.3861075849. The cubic root of 197385250 is about 582.2438348786.

The spelling of 197385250 in words is "one hundred ninety-seven million, three hundred eighty-five thousand, two hundred fifty".