2493986 has 8 divisors (see below), whose sum is σ = 4081104. Its totient is φ = 1133620.

The previous prime is 2493983. The next prime is 2493991. The reversal of 2493986 is 6893942.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2493983) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56660 + ... + 56703.

It is an arithmetic number, because the mean of its divisors is an integer number (510138).

2^2493986 is an apocalyptic number.

2493986 is a deficient number, since it is larger than the sum of its proper divisors (1587118).

2493986 is a wasteful number, since it uses less digits than its factorization.

2493986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113376.

The product of its digits is 93312, while the sum is 41.

The square root of 2493986 is about 1579.2358911828. The cubic root of 2493986 is about 135.6119633954.

The spelling of 2493986 in words is "two million, four hundred ninety-three thousand, nine hundred eighty-six".