2252159578 has 4 divisors (see below), whose sum is σ = 3378239370. Its totient is φ = 1126079788.

The previous prime is 2252159557. The next prime is 2252159587. The reversal of 2252159578 is 8759512522.

2252159578 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8759512522 = 2 ⋅4379756261.

It can be written as a sum of positive squares in only one way, i.e., 2223782649 + 28376929 = 47157^2 + 5327^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 563039893 + ... + 563039896.

Almost surely, 2^2252159578 is an apocalyptic number.

2252159578 is a deficient number, since it is larger than the sum of its proper divisors (1126079792).

2252159578 is a wasteful number, since it uses less digits than its factorization.

2252159578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1126079791.

The product of its digits is 504000, while the sum is 46.

The square root of 2252159578 is about 47456.9233937473. The cubic root of 2252159578 is about 1310.7897997470.

The spelling of 2252159578 in words is "two billion, two hundred fifty-two million, one hundred fifty-nine thousand, five hundred seventy-eight".