2533766 has 4 divisors (see below), whose sum is σ = 3800652. Its totient is φ = 1266882.

The previous prime is 2533753. The next prime is 2533801. The reversal of 2533766 is 6673352.

It is a semiprime because it is the product of two primes.

It is a d-powerful number, because it can be written as 2⁹ + 5⁹ + 3⁶ + 3¹² + 7 + 6⁴ + 6⁶ .

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 633440 + ... + 633443.

It is an arithmetic number, because the mean of its divisors is an integer number (950163).

2^2533766 is an apocalyptic number.

2533766 is a deficient number, since it is larger than the sum of its proper divisors (1266886).

2533766 is a wasteful number, since it uses less digits than its factorization.

2533766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1266885.

The product of its digits is 22680, while the sum is 32.

The square root of 2533766 is about 1591.7807637988. The cubic root of 2533766 is about 136.3291838350.

The spelling of 2533766 in words is "two million, five hundred thirty-three thousand, seven hundred sixty-six".