1522560625 has 20 divisors (see below), whose sum is σ = 1949029236. Its totient is φ = 1188320000.

The previous prime is 1522560623. The next prime is 1522560631. The reversal of 1522560625 is 5260652251.

It can be written as a sum of positive squares in 10 ways, for example, as 1334294784 + 188265841 = 36528^2 + 13721^2 .

It is not a de Polignac number, because 1522560625 - 2¹ = 1522560623 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1522560623) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4084 + ... + 55333.

Almost surely, 2^1522560625 is an apocalyptic number.

It is an amenable number.

1522560625 is a deficient number, since it is larger than the sum of its proper divisors (426468611).

1522560625 is an frugal number, since it uses more digits than its factorization.

1522560625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59478 (or 59463 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 34.

The square root of 1522560625 is about 39020.0028831367. The cubic root of 1522560625 is about 1150.4247013592.

The spelling of 1522560625 in words is "one billion, five hundred twenty-two million, five hundred sixty thousand, six hundred twenty-five".