197925850 has 48 divisors (see below), whose sum is σ = 394930080. Its totient is φ = 73569600.

The previous prime is 197925823. The next prime is 197925911. The reversal of 197925850 is 58529791.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 197925850.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48385 + ... + 52315.

It is an arithmetic number, because the mean of its divisors is an integer number (8227710).

Almost surely, 2^197925850 is an apocalyptic number.

197925850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

197925850 is a deficient number, since it is larger than the sum of its proper divisors (197004230).

197925850 is a wasteful number, since it uses less digits than its factorization.

197925850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4015 (or 4010 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 46.

The square root of 197925850 is about 14068.6122272241. The cubic root of 197925850 is about 582.7749014047.

The spelling of 197925850 in words is "one hundred ninety-seven million, nine hundred twenty-five thousand, eight hundred fifty".