2667838 has 4 divisors (see below), whose sum is σ = 4001760. Its totient is φ = 1333918.

The previous prime is 2667799. The next prime is 2667851. The reversal of 2667838 is 8387662.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2667838.

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, 666958 + ... + 666961.

It is an arithmetic number, because the mean of its divisors is an integer number (1000440).

2^2667838 is an apocalyptic number.

2667838 is a deficient number, since it is larger than the sum of its proper divisors (1333922).

2667838 is a wasteful number, since it uses less digits than its factorization.

2667838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1333921.

The product of its digits is 96768, while the sum is 40.

The square root of 2667838 is about 1633.3517686034. The cubic root of 2667838 is about 138.6925558273.

The spelling of 2667838 in words is "two million, six hundred sixty-seven thousand, eight hundred thirty-eight".