1983056 has 10 divisors (see below), whose sum is σ = 3842202. Its totient is φ = 991520.

The previous prime is 1983053. The next prime is 1983061. The reversal of 1983056 is 6503891.

It can be written as a sum of positive squares in only one way, i.e., 1915456 + 67600 = 1384^2 + 260^2 .

It is a super-2 number, since 2×1983056² = 7865022198272, which contains 22 as substring.

It is a plaindrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1983053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61955 + ... + 61986.

2^1983056 is an apocalyptic number.

1983056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1983056 is a deficient number, since it is larger than the sum of its proper divisors (1859146).

1983056 is a wasteful number, since it uses less digits than its factorization.

1983056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123949 (or 123943 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 1983056 is about 1408.2102115806. The cubic root of 1983056 is about 125.6352937449.

The spelling of 1983056 in words is "one million, nine hundred eighty-three thousand, fifty-six".