5551776 has 72 divisors (see below), whose sum is σ = 16245684. Its totient is φ = 1797120.

The previous prime is 5551757. The next prime is 5551783. The reversal of 5551776 is 6771555.

It can be written as a sum of positive squares in 2 ways, for example, as 5475600 + 76176 = 2340^2 + 276^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 5551776.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10396 + ... + 10916.

Almost surely, 2^5551776 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5551776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8122842).

5551776 is an abundant number, since it is smaller than the sum of its proper divisors (10693908).

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

5551776 is a wasteful number, since it uses less digits than its factorization.

5551776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 574 (or 563 counting only the distinct ones).

The product of its digits is 36750, while the sum is 36.

The square root of 5551776 is about 2356.2207027356. The cubic root of 5551776 is about 177.0695886479.

The spelling of 5551776 in words is "five million, five hundred fifty-one thousand, seven hundred seventy-six".