2566732 has 36 divisors (see below), whose sum is σ = 5365360. Its totient is φ = 1052352.

The previous prime is 2566709. The next prime is 2566747. The reversal of 2566732 is 2376652.

It is a super-2 number, since 2×2566732² = 13176226319648, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2566694 and 2566703.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23494 + ... + 23602.

2^2566732 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 2566732, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2682680).

2566732 is an abundant number, since it is smaller than the sum of its proper divisors (2798628).

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

2566732 is a wasteful number, since it uses less digits than its factorization.

2566732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178 (or 147 counting only the distinct ones).

The product of its digits is 15120, while the sum is 31.

The square root of 2566732 is about 1602.1023687642. The cubic root of 2566732 is about 136.9178828403.

Adding to 2566732 its product of digits (15120), we get a palindrome (2581852).

The spelling of 2566732 in words is "two million, five hundred sixty-six thousand, seven hundred thirty-two".