1098862268 has 24 divisors (see below), whose sum is σ = 2198613984. Its totient is φ = 470750400.

The previous prime is 1098862253. The next prime is 1098862307. The reversal of 1098862268 is 8622688901.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79298 + ... + 92118.

It is an arithmetic number, because the mean of its divisors is an integer number (91608916).

Almost surely, 2^1098862268 is an apocalyptic number.

It is an amenable number.

1098862268 is an abundant number, since it is smaller than the sum of its proper divisors (1099751716).

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

1098862268 is a wasteful number, since it uses less digits than its factorization.

1098862268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15893 (or 15891 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 50.

The square root of 1098862268 is about 33149.0915109298. The cubic root of 1098862268 is about 1031.9240962843.

The spelling of 1098862268 in words is "one billion, ninety-eight million, eight hundred sixty-two thousand, two hundred sixty-eight".