5250621 has 8 divisors (see below), whose sum is σ = 7024864. Its totient is φ = 3488400.

The previous prime is 5250617. The next prime is 5250643. The reversal of 5250621 is 1260525.

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

It is not a de Polignac number, because 5250621 - 2² = 5250617 is a prime.

It is a Duffinian number.

5250621 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5250691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1930 + ... + 3771.

It is an arithmetic number, because the mean of its divisors is an integer number (878108).

Almost surely, 2^5250621 is an apocalyptic number.

It is an amenable number.

5250621 is a deficient number, since it is larger than the sum of its proper divisors (1774243).

5250621 is a wasteful number, since it uses less digits than its factorization.

5250621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6011.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 5250621 is about 2291.4233567807. The cubic root of 5250621 is about 173.8081847124.

The spelling of 5250621 in words is "five million, two hundred fifty thousand, six hundred twenty-one".