2668533 has 16 divisors (see below), whose sum is σ = 4118016. Its totient is φ = 1505520.

The previous prime is 2668469. The next prime is 2668553. The reversal of 2668533 is 3358662.

It is not a de Polignac number, because 2668533 - 2⁶ = 2668469 is a prime.

It is a Curzon number.

2668533 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 2668494 and 2668503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2668553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 978 + ... + 2508.

It is an arithmetic number, because the mean of its divisors is an integer number (257376).

2^2668533 is an apocalyptic number.

It is an amenable number.

2668533 is a deficient number, since it is larger than the sum of its proper divisors (1449483).

2668533 is a wasteful number, since it uses less digits than its factorization.

2668533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1624.

The product of its digits is 25920, while the sum is 33.

The square root of 2668533 is about 1633.5645074499. The cubic root of 2668533 is about 138.7045984073.

The spelling of 2668533 in words is "two million, six hundred sixty-eight thousand, five hundred thirty-three".