2938866 has 32 divisors (see below), whose sum is σ = 6773760. Its totient is φ = 832656.

The previous prime is 2938861. The next prime is 2938927. The reversal of 2938866 is 6688392.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2938861) 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, 6805 + ... + 7223.

It is an arithmetic number, because the mean of its divisors is an integer number (211680).

2^2938866 is an apocalyptic number.

2938866 is an abundant number, since it is smaller than the sum of its proper divisors (3834894).

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

2938866 is a wasteful number, since it uses less digits than its factorization.

2938866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 598.

The product of its digits is 124416, while the sum is 42.

The square root of 2938866 is about 1714.3121069397. The cubic root of 2938866 is about 143.2385540106.

The spelling of 2938866 in words is "two million, nine hundred thirty-eight thousand, eight hundred sixty-six".