5621250 has 40 divisors (see below), whose sum is σ = 14058000. Its totient is φ = 1498000.

The previous prime is 5621249. The next prime is 5621267. The reversal of 5621250 is 521265.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3001 + ... + 4499.

It is an arithmetic number, because the mean of its divisors is an integer number (351450).

Almost surely, 2^5621250 is an apocalyptic number.

5621250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 5621250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7029000).

5621250 is an abundant number, since it is smaller than the sum of its proper divisors (8436750).

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

5621250 is a wasteful number, since it uses less digits than its factorization.

5621250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1524 (or 1509 counting only the distinct ones).

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

The square root of 5621250 is about 2370.9175439057. The cubic root of 5621250 is about 177.8051354021.

The spelling of 5621250 in words is "five million, six hundred twenty-one thousand, two hundred fifty".