1862842 has 4 divisors (see below), whose sum is σ = 2794266. Its totient is φ = 931420.

The previous prime is 1862837. The next prime is 1862857. The reversal of 1862842 is 2482681.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 958441 + 904401 = 979^2 + 951^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 465709 + ... + 465712.

2^1862842 is an apocalyptic number.

1862842 is a deficient number, since it is larger than the sum of its proper divisors (931424).

1862842 is an equidigital number, since it uses as much as digits as its factorization.

1862842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 931423.

The product of its digits is 6144, while the sum is 31.

The square root of 1862842 is about 1364.8596997494. The cubic root of 1862842 is about 123.0434992773.

It can be divided in two parts, 1862 and 842, that added together give a square (2704 = 52²).

The spelling of 1862842 in words is "one million, eight hundred sixty-two thousand, eight hundred forty-two".