1575725226 has 16 divisors (see below), whose sum is σ = 3253110528. Its totient is φ = 508298400.

The previous prime is 1575725201. The next prime is 1575725273. The reversal of 1575725226 is 6225275751.

It is a Curzon number.

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, 4235635 + ... + 4236006.

It is an arithmetic number, because the mean of its divisors is an integer number (203319408).

Almost surely, 2^1575725226 is an apocalyptic number.

1575725226 is an abundant number, since it is smaller than the sum of its proper divisors (1677385302).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1575725226 is a wasteful number, since it uses less digits than its factorization.

1575725226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8471677.

The product of its digits is 294000, while the sum is 42.

The square root of 1575725226 is about 39695.4056031677. The cubic root of 1575725226 is about 1163.6619378786.

The spelling of 1575725226 in words is "one billion, five hundred seventy-five million, seven hundred twenty-five thousand, two hundred twenty-six".