5421986 has 8 divisors (see below), whose sum is σ = 8247744. Its totient is φ = 2672740.

The previous prime is 5421947. The next prime is 5422003. The reversal of 5421986 is 6891245.

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

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, 18950 + ... + 19233.

It is an arithmetic number, because the mean of its divisors is an integer number (1030968).

Almost surely, 2^5421986 is an apocalyptic number.

5421986 is a deficient number, since it is larger than the sum of its proper divisors (2825758).

5421986 is a wasteful number, since it uses less digits than its factorization.

5421986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38256.

The product of its digits is 17280, while the sum is 35.

The square root of 5421986 is about 2328.5158363215. The cubic root of 5421986 is about 175.6788435610.

The spelling of 5421986 in words is "five million, four hundred twenty-one thousand, nine hundred eighty-six".