190040 has 16 divisors (see below), whose sum is σ = 427680. Its totient is φ = 76000.

The previous prime is 190031. The next prime is 190051. The reversal of 190040 is 40091.

190040 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×190040² = 72230403200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 189997 and 190024.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2336 + ... + 2415.

It is an arithmetic number, because the mean of its divisors is an integer number (26730).

2¹⁹⁰⁰⁴⁰ is an apocalyptic number.

190040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

190040 is an abundant number, since it is smaller than the sum of its proper divisors (237640).

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

190040 is a wasteful number, since it uses less digits than its factorization.

190040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4762 (or 4758 counting only the distinct ones).

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

The square root of 190040 is about 435.9357750862. The cubic root of 190040 is about 57.4930048201.

The spelling of 190040 in words is "one hundred ninety thousand, forty".