1575225532 has 6 divisors (see below), whose sum is σ = 2756644688. Its totient is φ = 787612764.

The previous prime is 1575225529. The next prime is 1575225551. The reversal of 1575225532 is 2355225751.

It is a junction number, because it is equal to n+sod(n) for n = 1575225491 and 1575225500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 196903188 + ... + 196903195.

Almost surely, 2^1575225532 is an apocalyptic number.

It is an amenable number.

1575225532 is a deficient number, since it is larger than the sum of its proper divisors (1181419156).

1575225532 is a wasteful number, since it uses less digits than its factorization.

1575225532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393806387 (or 393806385 counting only the distinct ones).

The product of its digits is 105000, while the sum is 37.

The square root of 1575225532 is about 39689.1110003739. Note that the first 3 decimals coincide. The cubic root of 1575225532 is about 1163.5389180451.

The spelling of 1575225532 in words is "one billion, five hundred seventy-five million, two hundred twenty-five thousand, five hundred thirty-two".