190004 has 6 divisors (see below), whose sum is σ = 332514. Its totient is φ = 95000.

The previous prime is 189997. The next prime is 190027. The reversal of 190004 is 400091.

190004 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 only one way, i.e., 168100 + 21904 = 410^2 + 148^2 .

It is a super-2 number, since 2×190004² = 72203040032, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23747 + ... + 23754.

It is an arithmetic number, because the mean of its divisors is an integer number (55419).

2¹⁹⁰⁰⁰⁴ is an apocalyptic number.

It is an amenable number.

190004 is a deficient number, since it is larger than the sum of its proper divisors (142510).

190004 is a wasteful number, since it uses less digits than its factorization.

190004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47505 (or 47503 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 190004 is about 435.8944826446. The cubic root of 190004 is about 57.4893742180.

Adding to 190004 its reverse (400091), we get a palindrome (590095).

The spelling of 190004 in words is "one hundred ninety thousand, four".