5169840 has 80 divisors (see below), whose sum is σ = 17269728. Its totient is φ = 1271808.

The previous prime is 5169833. The next prime is 5169841. The reversal of 5169840 is 489615.

It is a tau number, because it is divible by the number of its divisors (80).

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (5169841) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 2292 + ... + 3948.

Almost surely, 2^5169840 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 5169840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8634864).

5169840 is an abundant number, since it is smaller than the sum of its proper divisors (12099888).

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

5169840 is a wasteful number, since it uses less digits than its factorization.

5169840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1686 (or 1680 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 33.

The square root of 5169840 is about 2273.7282159484. The cubic root of 5169840 is about 172.9122256242.

The spelling of 5169840 in words is "five million, one hundred sixty-nine thousand, eight hundred forty".