552251250 has 80 divisors (see below), whose sum is σ = 1533634080. Its totient is φ = 147258000.

The previous prime is 552251237. The next prime is 552251251. The reversal of 552251250 is 52152255.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (552251251) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 25569 + ... + 41931.

It is an arithmetic number, because the mean of its divisors is an integer number (19170426).

Almost surely, 2^552251250 is an apocalyptic number.

552251250 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 552251250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (766817040).

552251250 is an abundant number, since it is smaller than the sum of its proper divisors (981382830).

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

552251250 is a wasteful number, since it uses less digits than its factorization.

552251250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16394 (or 16373 counting only the distinct ones).

The product of its (nonzero) digits is 5000, while the sum is 27.

The square root of 552251250 is about 23500.0265957296. The cubic root of 552251250 is about 820.4376258110.

The spelling of 552251250 in words is "five hundred fifty-two million, two hundred fifty-one thousand, two hundred fifty".