199055150 has 72 divisors (see below), whose sum is σ = 435106080. Its totient is φ = 67549440.

The previous prime is 199055147. The next prime is 199055161. The reversal of 199055150 is 51550991.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 199055150.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 276491 + ... + 277209.

It is an arithmetic number, because the mean of its divisors is an integer number (6043140).

Almost surely, 2^199055150 is an apocalyptic number.

199055150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

199055150 is an abundant number, since it is smaller than the sum of its proper divisors (236050930).

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

199055150 is a wasteful number, since it uses less digits than its factorization.

199055150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 858 (or 846 counting only the distinct ones).

The product of its (nonzero) digits is 10125, while the sum is 35.

The square root of 199055150 is about 14108.6905841754. The cubic root of 199055150 is about 583.8811742199.

The spelling of 199055150 in words is "one hundred ninety-nine million, fifty-five thousand, one hundred fifty".