1098104292 has 18 divisors (see below), whose sum is σ = 2775763718. Its totient is φ = 366034752.

The previous prime is 1098104261. The next prime is 1098104303. The reversal of 1098104292 is 2924018901.

It can be written as a sum of positive squares in only one way, i.e., 848906496 + 249197796 = 29136^2 + 15786^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×1098104292² = 2411666072217642528, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 30502897 = 1098104292 / (1 + 0 + 9 + 8 + 1 + 0 + 4 + 2 + 9 + 2).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15251413 + ... + 15251484.

Almost surely, 2^1098104292 is an apocalyptic number.

1098104292 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1098104292 is an abundant number, since it is smaller than the sum of its proper divisors (1677659426).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1098104292 is a wasteful number, since it uses less digits than its factorization.

1098104292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30502907 (or 30502902 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 36.

The square root of 1098104292 is about 33137.6567065325. The cubic root of 1098104292 is about 1031.6867739696.

The spelling of 1098104292 in words is "one billion, ninety-eight million, one hundred four thousand, two hundred ninety-two".