1099248426 has 48 divisors (see below), whose sum is σ = 2445942408. Its totient is φ = 356659200.

The previous prime is 1099248421. The next prime is 1099248427. The reversal of 1099248426 is 6248429901.

It can be written as a sum of positive squares in 4 ways, for example, as 654080625 + 445167801 = 25575^2 + 21099^2 .

It is not an unprimeable number, because it can be changed into a prime (1099248421) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 101346 + ... + 111666.

Almost surely, 2^1099248426 is an apocalyptic number.

1099248426 is an abundant number, since it is smaller than the sum of its proper divisors (1346693982).

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

1099248426 is a wasteful number, since it uses less digits than its factorization.

1099248426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10487 (or 10484 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The square root of 1099248426 is about 33154.9155631559. The cubic root of 1099248426 is about 1032.0449604083.

The spelling of 1099248426 in words is "one billion, ninety-nine million, two hundred forty-eight thousand, four hundred twenty-six".