1098066436 has 12 divisors (see below), whose sum is σ = 1939246540. Its totient is φ = 543996000.

The previous prime is 1098066401. The next prime is 1098066443. The reversal of 1098066436 is 6346608901.

It can be written as a sum of positive squares in 2 ways, for example, as 510488836 + 587577600 = 22594^2 + 24240^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1098066392 and 1098066401.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1258815 + ... + 1259686.

Almost surely, 2^1098066436 is an apocalyptic number.

It is an amenable number.

1098066436 is a deficient number, since it is larger than the sum of its proper divisors (841180104).

1098066436 is a wasteful number, since it uses less digits than its factorization.

1098066436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2518614 (or 2518612 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 43.

The square root of 1098066436 is about 33137.0855085356. The cubic root of 1098066436 is about 1031.6749183915.

The spelling of 1098066436 in words is "one billion, ninety-eight million, sixty-six thousand, four hundred thirty-six".