5511090 has 48 divisors (see below), whose sum is σ = 14335488. Its totient is φ = 1355328.

The previous prime is 5511071. The next prime is 5511133. The reversal of 5511090 is 901155.

It is a happy number.

It is a super-2 number, since 2×5511090² = 60744225976200, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4527 + ... + 5613.

It is an arithmetic number, because the mean of its divisors is an integer number (298656).

Almost surely, 2^5511090 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5511090, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7167744).

5511090 is an abundant number, since it is smaller than the sum of its proper divisors (8824398).

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

5511090 is a wasteful number, since it uses less digits than its factorization.

5511090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1123 (or 1110 counting only the distinct ones).

The product of its (nonzero) digits is 225, while the sum is 21.

The square root of 5511090 is about 2347.5710851857. The cubic root of 5511090 is about 176.6359782144.

The spelling of 5511090 in words is "five million, five hundred eleven thousand, ninety".