1827982 has 16 divisors (see below), whose sum is σ = 2977632. Its totient is φ = 836640.

The previous prime is 1827953. The next prime is 1827983. The reversal of 1827982 is 2897281.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1827983) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4132 + ... + 4552.

It is an arithmetic number, because the mean of its divisors is an integer number (186102).

2^1827982 is an apocalyptic number.

1827982 is a deficient number, since it is larger than the sum of its proper divisors (1149650).

1827982 is a wasteful number, since it uses less digits than its factorization.

1827982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 603.

The product of its digits is 16128, while the sum is 37.

The square root of 1827982 is about 1352.0288458461. The cubic root of 1827982 is about 122.2711428896.

It can be divided in two parts, 1827 and 982, that added together give a square (2809 = 53²).

The spelling of 1827982 in words is "one million, eight hundred twenty-seven thousand, nine hundred eighty-two".