5625810 has 48 divisors (see below), whose sum is σ = 15491736. Its totient is φ = 1411584.

The previous prime is 5625773. The next prime is 5625811. The reversal of 5625810 is 185265.

It can be written as a sum of positive squares in 4 ways, for example, as 5489649 + 136161 = 2343^2 + 369^2 .

It is a super-2 number, since 2×5625810² = 63299476312200, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5625811) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 309 + ... + 3368.

Almost surely, 2^5625810 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5625810, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7745868).

5625810 is an abundant number, since it is smaller than the sum of its proper divisors (9865926).

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

5625810 is a wasteful number, since it uses less digits than its factorization.

5625810 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3707 (or 3704 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

The square root of 5625810 is about 2371.8790019729. The cubic root of 5625810 is about 177.8532013587.

The spelling of 5625810 in words is "five million, six hundred twenty-five thousand, eight hundred ten".