5731776 has 112 divisors (see below), whose sum is σ = 17556480. Its totient is φ = 1831680.

The previous prime is 5731757. The next prime is 5731777. The reversal of 5731776 is 6771375.

5731776 is a `hidden beast` number, since 573 + 17 + 76 = 666.

It is a super-2 number, since 2×5731776² = 65706512228352, which contains 22 as substring.

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 5731776.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5731777) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53515 + ... + 53621.

Almost surely, 2^5731776 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 5731776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8778240).

5731776 is an abundant number, since it is smaller than the sum of its proper divisors (11824704).

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

5731776 is a wasteful number, since it uses less digits than its factorization.

5731776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159 (or 143 counting only the distinct ones).

The product of its digits is 30870, while the sum is 36.

The square root of 5731776 is about 2394.1127792984. The cubic root of 5731776 is about 178.9629252304.

The spelling of 5731776 in words is "five million, seven hundred thirty-one thousand, seven hundred seventy-six".