2572226428 has 12 divisors (see below), whose sum is σ = 4502206800. Its totient is φ = 1285881632.

The previous prime is 2572226407. The next prime is 2572226431. The reversal of 2572226428 is 8246222752.

2572226428 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31576 + ... + 78367.

It is an arithmetic number, because the mean of its divisors is an integer number (375183900).

Almost surely, 2^2572226428 is an apocalyptic number.

It is an amenable number.

2572226428 is a deficient number, since it is larger than the sum of its proper divisors (1929980372).

2572226428 is a wasteful number, since it uses less digits than its factorization.

2572226428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115796 (or 115794 counting only the distinct ones).

The product of its digits is 215040, while the sum is 40.

The square root of 2572226428 is about 50717.1216454562. The cubic root of 2572226428 is about 1370.1551013416.

The spelling of 2572226428 in words is "two billion, five hundred seventy-two million, two hundred twenty-six thousand, four hundred twenty-eight".