2250521361 has 16 divisors (see below), whose sum is σ = 3637206720. Its totient is φ = 1363952160.

The previous prime is 2250521321. The next prime is 2250521363. The reversal of 2250521361 is 1631250522.

It is a happy number.

2250521361 is a `hidden beast` number, since 2 + 250 + 52 + 1 + 361 = 666.

It is not a de Polignac number, because 2250521361 - 2⁷ = 2250521233 is a prime.

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 (2250521363) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3788460 + ... + 3789053.

It is an arithmetic number, because the mean of its divisors is an integer number (227325420).

Almost surely, 2^2250521361 is an apocalyptic number.

It is an amenable number.

2250521361 is a deficient number, since it is larger than the sum of its proper divisors (1386685359).

2250521361 is a wasteful number, since it uses less digits than its factorization.

2250521361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7577533 (or 7577527 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 2250521361 is about 47439.6602116836. The cubic root of 2250521361 is about 1310.4719005735.

Adding to 2250521361 its reverse (1631250522), we get a palindrome (3881771883).

The spelling of 2250521361 in words is "two billion, two hundred fifty million, five hundred twenty-one thousand, three hundred sixty-one".