2251500352 has 28 divisors (see below), whose sum is σ = 4472033220. Its totient is φ = 1124688896.

The previous prime is 2251500343. The next prime is 2251500359. The reversal of 2251500352 is 2530051522.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1277061696 + 974438656 = 35736^2 + 31216^2 .

It is a super-2 number, since 2×2251500352² = 10138507670112247808, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2251500359) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54174 + ... + 86242.

Almost surely, 2^2251500352 is an apocalyptic number.

It is an amenable number.

2251500352 is a deficient number, since it is larger than the sum of its proper divisors (2220532868).

2251500352 is a wasteful number, since it uses less digits than its factorization.

2251500352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33178 (or 33168 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 2251500352 is about 47449.9773656427. The cubic root of 2251500352 is about 1310.6618942100.

Adding to 2251500352 its reverse (2530051522), we get a palindrome (4781551874).

The spelling of 2251500352 in words is "two billion, two hundred fifty-one million, five hundred thousand, three hundred fifty-two".