5223891 has 8 divisors (see below), whose sum is σ = 7020544. Its totient is φ = 3454920.

The previous prime is 5223871. The next prime is 5223899. The reversal of 5223891 is 1983225.

It is a happy number.

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

It is not a de Polignac number, because 5223891 - 2⁵ = 5223859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5223899) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6475 + ... + 7236.

It is an arithmetic number, because the mean of its divisors is an integer number (877568).

Almost surely, 2^5223891 is an apocalyptic number.

5223891 is a deficient number, since it is larger than the sum of its proper divisors (1796653).

5223891 is a wasteful number, since it uses less digits than its factorization.

5223891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13841.

The product of its digits is 4320, while the sum is 30.

The square root of 5223891 is about 2285.5832953537. The cubic root of 5223891 is about 173.5127403601.

The spelling of 5223891 in words is "five million, two hundred twenty-three thousand, eight hundred ninety-one".