2243154500 has 24 divisors (see below), whose sum is σ = 4899050520. Its totient is φ = 897261600.

The previous prime is 2243154481. The next prime is 2243154517. The reversal of 2243154500 is 54513422.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 165071104 + 2078083396 = 12848^2 + 45586^2 .

It is a super-2 number, since 2×2243154500² = 10063484221740500000, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2243154500.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2242655 + ... + 2243654.

It is an arithmetic number, because the mean of its divisors is an integer number (204127105).

Almost surely, 2^2243154500 is an apocalyptic number.

2243154500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2243154500 is an abundant number, since it is smaller than the sum of its proper divisors (2655896020).

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

2243154500 is a wasteful number, since it uses less digits than its factorization.

2243154500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4486328 (or 4486316 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 2243154500 is about 47361.9520290285. The cubic root of 2243154500 is about 1309.0404370944.

Adding to 2243154500 its reverse (54513422), we get a palindrome (2297667922).

The spelling of 2243154500 in words is "two billion, two hundred forty-three million, one hundred fifty-four thousand, five hundred".