1057225226 has 16 divisors (see below), whose sum is σ = 1602196200. Its totient is φ = 523171008.

The previous prime is 1057225217. The next prime is 1057225297. The reversal of 1057225226 is 6225227501.

It is a Cunningham number, because it is equal to 32515²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 736851025 + 320374201 = 27145^2 + 17899^2 .

It is a super-2 number, since 2×1057225226² = 2235450356981502152, which contains 22 as substring.

It is a zygodrome in base 4.

It is a junction number, because it is equal to n+sod(n) for n = 1057225192 and 1057225201.

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, 239576 + ... + 243948.

Almost surely, 2^1057225226 is an apocalyptic number.

1057225226 is a deficient number, since it is larger than the sum of its proper divisors (544970974).

1057225226 is a wasteful number, since it uses less digits than its factorization.

1057225226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5593.

The product of its (nonzero) digits is 16800, while the sum is 32.

The square root of 1057225226 is about 32515.0000153775. Note that the first 4 decimals coincide. The cubic root of 1057225226 is about 1018.7223609699.

The spelling of 1057225226 in words is "one billion, fifty-seven million, two hundred twenty-five thousand, two hundred twenty-six".