199775004 has 96 divisors (see below), whose sum is σ = 559512576. Its totient is φ = 54670080.

The previous prime is 199774999. The next prime is 199775021. The reversal of 199775004 is 400577991.

It is a happy number.

199775004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 79414 + ... + 81890.

It is an arithmetic number, because the mean of its divisors is an integer number (5828256).

Almost surely, 2^199775004 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 199775004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (279756288).

199775004 is an abundant number, since it is smaller than the sum of its proper divisors (359737572).

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

199775004 is a wasteful number, since it uses less digits than its factorization.

199775004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2555 (or 2553 counting only the distinct ones).

The product of its (nonzero) digits is 79380, while the sum is 42.

The square root of 199775004 is about 14134.1785753541. The cubic root of 199775004 is about 584.5841679244.

The spelling of 199775004 in words is "one hundred ninety-nine million, seven hundred seventy-five thousand, four".