2625536 has 26 divisors (see below), whose sum is σ = 5258622. Its totient is φ = 1310720.

The previous prime is 2625533. The next prime is 2625541. The reversal of 2625536 is 6355262.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2560000 + 65536 = 1600^2 + 256^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2625499 and 2625508.

It is not an unprimeable number, because it can be changed into a prime (2625533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (3) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3776 + ... + 4416.

2^2625536 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 2625536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2629311).

2625536 is an abundant number, since it is smaller than the sum of its proper divisors (2633086).

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

2625536 is an frugal number, since it uses more digits than its factorization.

2625536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 665 (or 643 counting only the distinct ones).

The product of its digits is 10800, while the sum is 29.

The square root of 2625536 is about 1620.3505793500. The cubic root of 2625536 is about 137.9555972808.

The spelling of 2625536 in words is "two million, six hundred twenty-five thousand, five hundred thirty-six".