1090279232 has 28 divisors (see below), whose sum is σ = 2472598560. Its totient is φ = 467262336.

The previous prime is 1090279217. The next prime is 1090279243. The reversal of 1090279232 is 2329720901.

It is a tau number, because it is divible by the number of its divisors (28).

It is a junction number, because it is equal to n+sod(n) for n = 1090279192 and 1090279201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1216382 + ... + 1217277.

Almost surely, 2^1090279232 is an apocalyptic number.

It is an amenable number.

1090279232 is an abundant number, since it is smaller than the sum of its proper divisors (1382319328).

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

1090279232 is an equidigital number, since it uses as much as digits as its factorization.

1090279232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2433678 (or 2433668 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 35.

The square root of 1090279232 is about 33019.3766143457. The cubic root of 1090279232 is about 1029.2303396521.

The spelling of 1090279232 in words is "one billion, ninety million, two hundred seventy-nine thousand, two hundred thirty-two".