2243531554 has 16 divisors (see below), whose sum is σ = 3684890880. Its totient is φ = 1015993360.

The previous prime is 2243531539. The next prime is 2243531621. The reversal of 2243531554 is 4551353422.

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, 183634 + ... + 195469.

It is an arithmetic number, because the mean of its divisors is an integer number (230305680).

Almost surely, 2^2243531554 is an apocalyptic number.

2243531554 is a deficient number, since it is larger than the sum of its proper divisors (1441359326).

2243531554 is a wasteful number, since it uses less digits than its factorization.

2243531554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379385.

The product of its digits is 72000, while the sum is 34.

The square root of 2243531554 is about 47365.9324198310. The cubic root of 2243531554 is about 1309.1137789410.

Adding to 2243531554 its reverse (4551353422), we get a palindrome (6794884976).

The spelling of 2243531554 in words is "two billion, two hundred forty-three million, five hundred thirty-one thousand, five hundred fifty-four".