2503986 has 8 divisors (see below), whose sum is σ = 5007984. Its totient is φ = 834660.

The previous prime is 2503979. The next prime is 2503997. The reversal of 2503986 is 6893052.

It is a happy number.

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

2503986 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 208660 + ... + 208671.

It is an arithmetic number, because the mean of its divisors is an integer number (625998).

2^2503986 is an apocalyptic number.

2503986 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2503986 is a wasteful number, since it uses less digits than its factorization.

2503986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417336.

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 2503986 is about 1582.3988119308. The cubic root of 2503986 is about 135.7929736525.

The spelling of 2503986 in words is "two million, five hundred three thousand, nine hundred eighty-six".