1090538 has 8 divisors (see below), whose sum is σ = 1680132. Its totient is φ = 530496.

The previous prime is 1090519. The next prime is 1090553. The reversal of 1090538 is 8350901.

It can be written as a sum of positive squares in 2 ways, for example, as 908209 + 182329 = 953^2 + 427^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7295 + ... + 7442.

2^1090538 is an apocalyptic number.

1090538 is a deficient number, since it is larger than the sum of its proper divisors (589594).

1090538 is a wasteful number, since it uses less digits than its factorization.

1090538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14776.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 1090538 is about 1044.2882743764. The cubic root of 1090538 is about 102.9311759409.

The spelling of 1090538 in words is "one million, ninety thousand, five hundred thirty-eight".