3819142 has 8 divisors (see below), whose sum is σ = 5781600. Its totient is φ = 1891944.

The previous prime is 3819139. The next prime is 3819143. The reversal of 3819142 is 2419183.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 3819142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3819143) 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, 8542 + ... + 8977.

It is an arithmetic number, because the mean of its divisors is an integer number (722700).

Almost surely, 2^3819142 is an apocalyptic number.

3819142 is a deficient number, since it is larger than the sum of its proper divisors (1962458).

3819142 is a wasteful number, since it uses less digits than its factorization.

3819142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17630.

The product of its digits is 1728, while the sum is 28.

The square root of 3819142 is about 1954.2625207479. The cubic root of 3819142 is about 156.3106618858.

The spelling of 3819142 in words is "three million, eight hundred nineteen thousand, one hundred forty-two".