1098232 has 8 divisors (see below), whose sum is σ = 2059200.
Its totient is φ = 549112.
The previous prime is 1098221. The next prime is 1098233. The reversal of 1098232 is 2328901.
It is a tau number, because it is divible by the number of its divisors (8).
It is a super-2 number, since 2×10982322 = 2412227051648, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1098197 and 1098206.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1098233) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68632 + ... + 68647.
It is an arithmetic number, because the mean of its divisors is an integer number (257400).
21098232 is an apocalyptic number.
It is an amenable number.
1098232 is a deficient number, since it is larger than the sum of its proper divisors (960968).
1098232 is a wasteful number, since it uses less digits than its factorization.
1098232 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 137285 (or 137281 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 25.
The square root of 1098232 is about 1047.9656482920.
The cubic root of 1098232 is about 103.1726766998.
The spelling of 1098232 in words is "one million, ninety-eight thousand, two hundred thirty-two".