5259816 has 40 divisors (see below), whose sum is σ = 14734170. Its totient is φ = 1753056.

The previous prime is 5259763. The next prime is 5259823. The reversal of 5259816 is 6189525.

It is a happy number.

5259816 is a `hidden beast` number, since 52 + 598 + 16 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3437316 + 1822500 = 1854^2 + 1350^2 .

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

It is a d-powerful number, because it can be written as 5⁷ + 2⁸ + 5⁸ + 9⁷ + 8² + 1 + 6⁵ .

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 3411 + ... + 4706.

Almost surely, 2^5259816 is an apocalyptic number.

It is an amenable number.

5259816 is an abundant number, since it is smaller than the sum of its proper divisors (9474354).

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

5259816 is a wasteful number, since it uses less digits than its factorization.

5259816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8135 (or 8122 counting only the distinct ones).

The product of its digits is 21600, while the sum is 36.

The square root of 5259816 is about 2293.4288739789. The cubic root of 5259816 is about 173.9095844167.

The spelling of 5259816 in words is "five million, two hundred fifty-nine thousand, eight hundred sixteen".