1098896 has 20 divisors (see below), whose sum is σ = 2146812. Its totient is φ = 544896.

The previous prime is 1098847. The next prime is 1098953. The reversal of 1098896 is 6988901.

It can be written as a sum of positive squares in 2 ways, for example, as 883600 + 215296 = 940^2 + 464^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2570 + ... + 2966.

2^1098896 is an apocalyptic number.

1098896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1098896 is a deficient number, since it is larger than the sum of its proper divisors (1047916).

1098896 is a wasteful number, since it uses less digits than its factorization.

1098896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 578 (or 572 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 41.

The square root of 1098896 is about 1048.2824046983. The cubic root of 1098896 is about 103.1934655238.

The spelling of 1098896 in words is "one million, ninety-eight thousand, eight hundred ninety-six".