2538766 has 4 divisors (see below), whose sum is σ = 3808152. Its totient is φ = 1269382.

The previous prime is 2538751. The next prime is 2538769. The reversal of 2538766 is 6678352.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2538769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 634690 + ... + 634693.

It is an arithmetic number, because the mean of its divisors is an integer number (952038).

2^2538766 is an apocalyptic number.

2538766 is a deficient number, since it is larger than the sum of its proper divisors (1269386).

2538766 is a wasteful number, since it uses less digits than its factorization.

2538766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1269385.

The product of its digits is 60480, while the sum is 37.

The square root of 2538766 is about 1593.3505577870. The cubic root of 2538766 is about 136.4187998499.

The spelling of 2538766 in words is "two million, five hundred thirty-eight thousand, seven hundred sixty-six".