5709816 has 48 divisors (see below), whose sum is σ = 17674800. Its totient is φ = 1631232.

The previous prime is 5709811. The next prime is 5709817. The reversal of 5709816 is 6189075.

5709816 is a `hidden beast` number, since 570 + 9 + 81 + 6 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5709811) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5161 + ... + 6168.

It is an arithmetic number, because the mean of its divisors is an integer number (368225).

Almost surely, 2^5709816 is an apocalyptic number.

5709816 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

5709816 is an abundant number, since it is smaller than the sum of its proper divisors (11964984).

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

5709816 is a wasteful number, since it uses less digits than its factorization.

5709816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11348 (or 11341 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 36.

The square root of 5709816 is about 2389.5221279578. The cubic root of 5709816 is about 178.7340807705.

The spelling of 5709816 in words is "five million, seven hundred nine thousand, eight hundred sixteen".