199238004 has 144 divisors (see below), whose sum is σ = 602784000. Its totient is φ = 54286848.

The previous prime is 199238003. The next prime is 199238059. The reversal of 199238004 is 400832991.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 199238004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199238003) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1001097 + ... + 1001295.

It is an arithmetic number, because the mean of its divisors is an integer number (4186000).

Almost surely, 2^199238004 is an apocalyptic number.

199238004 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 199238004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (301392000).

199238004 is an abundant number, since it is smaller than the sum of its proper divisors (403545996).

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

199238004 is a wasteful number, since it uses less digits than its factorization.

199238004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382 (or 377 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 199238004 is about 14115.1692869763. The cubic root of 199238004 is about 584.0599058145.

The spelling of 199238004 in words is "one hundred ninety-nine million, two hundred thirty-eight thousand, four".