383140 has 12 divisors (see below), whose sum is σ = 804636. Its totient is φ = 153248.

The previous prime is 383113. The next prime is 383143. The reversal of 383140 is 41383.

It can be written as a sum of positive squares in 2 ways, for example, as 60516 + 322624 = 246^2 + 568^2 .

It is not an unprimeable number, because it can be changed into a prime (383143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9559 + ... + 9598.

It is an arithmetic number, because the mean of its divisors is an integer number (67053).

2³⁸³¹⁴⁰ is an apocalyptic number.

It is an amenable number.

383140 is an abundant number, since it is smaller than the sum of its proper divisors (421496).

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

383140 is a wasteful number, since it uses less digits than its factorization.

383140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19166 (or 19164 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 383140 is about 618.9830369243. The cubic root of 383140 is about 72.6305219154.

The spelling of 383140 in words is "three hundred eighty-three thousand, one hundred forty".