5699840 has 72 divisors (see below), whose sum is σ = 14066808. Its totient is φ = 2211840.

The previous prime is 5699839. The next prime is 5699851. The reversal of 5699840 is 489965.

It can be written as a sum of positive squares in 4 ways, for example, as 16384 + 5683456 = 128^2 + 2384^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78044 + ... + 78116.

Almost surely, 2^5699840 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 5699840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7033404).

5699840 is an abundant number, since it is smaller than the sum of its proper divisors (8366968).

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

5699840 is an equidigital number, since it uses as much as digits as its factorization.

5699840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155 (or 141 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 41.

The square root of 5699840 is about 2387.4337687149. The cubic root of 5699840 is about 178.6299273484.

The spelling of 5699840 in words is "five million, six hundred ninety-nine thousand, eight hundred forty".