1894442 has 8 divisors (see below), whose sum is σ = 3100032. Its totient is φ = 861100.

The previous prime is 1894439. The next prime is 1894481. The reversal of 1894442 is 2444981.

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

It is a junction number, because it is equal to n+sod(n) for n = 1894399 and 1894408.

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, 43034 + ... + 43077.

It is an arithmetic number, because the mean of its divisors is an integer number (387504).

2^1894442 is an apocalyptic number.

1894442 is a deficient number, since it is larger than the sum of its proper divisors (1205590).

1894442 is a wasteful number, since it uses less digits than its factorization.

1894442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86124.

The product of its digits is 9216, while the sum is 32.

The square root of 1894442 is about 1376.3873001448. The cubic root of 1894442 is about 123.7353443175.

The spelling of 1894442 in words is "one million, eight hundred ninety-four thousand, four hundred forty-two".