2262778522 has 4 divisors (see below), whose sum is σ = 3394167786. Its totient is φ = 1131389260.

The previous prime is 2262778501. The next prime is 2262778537. The reversal of 2262778522 is 2258772622.

2262778522 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.

It can be written as a sum of positive squares in only one way, i.e., 1884514921 + 378263601 = 43411^2 + 19449^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565694629 + ... + 565694632.

Almost surely, 2^2262778522 is an apocalyptic number.

2262778522 is a deficient number, since it is larger than the sum of its proper divisors (1131389264).

2262778522 is a wasteful number, since it uses less digits than its factorization.

2262778522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1131389263.

The product of its digits is 376320, while the sum is 43.

The square root of 2262778522 is about 47568.6716442660. The cubic root of 2262778522 is about 1312.8466972492.

The spelling of 2262778522 in words is "two billion, two hundred sixty-two million, seven hundred seventy-eight thousand, five hundred twenty-two".