1098982 has 8 divisors (see below), whose sum is σ = 1745496. Its totient is φ = 517152.

The previous prime is 1098973. The next prime is 1098989. The reversal of 1098982 is 2898901.

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

It is a super-2 number, since 2×1098982² = 2415522872648, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1098989) 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, 16128 + ... + 16195.

It is an arithmetic number, because the mean of its divisors is an integer number (218187).

2^1098982 is an apocalyptic number.

1098982 is a deficient number, since it is larger than the sum of its proper divisors (646514).

1098982 is a wasteful number, since it uses less digits than its factorization.

1098982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32342.

The product of its (nonzero) digits is 10368, while the sum is 37.

The square root of 1098982 is about 1048.3234233766. The cubic root of 1098982 is about 103.1961574396.

It can be divided in two parts, 1098 and 982, that added together give a triangular number (2080 = T₆₄).

The spelling of 1098982 in words is "one million, ninety-eight thousand, nine hundred eighty-two".