1090308 has 24 divisors (see below), whose sum is σ = 2604448. Its totient is φ = 354816.

The previous prime is 1090303. The next prime is 1090333. The reversal of 1090308 is 8030901.

It is a Smith number, since the sum of its digits (21) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (1090303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 541 + ... + 1572.

2^1090308 is an apocalyptic number.

It is an amenable number.

1090308 is an abundant number, since it is smaller than the sum of its proper divisors (1514140).

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

1090308 is a wasteful number, since it uses less digits than its factorization.

1090308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2163 (or 2161 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 1090308 is about 1044.1781457204. The cubic root of 1090308 is about 102.9239391963.

The spelling of 1090308 in words is "one million, ninety thousand, three hundred eight".