1525562252 has 48 divisors (see below), whose sum is σ = 2876590080. Its totient is φ = 705376512.

The previous prime is 1525562191. The next prime is 1525562257. The reversal of 1525562252 is 2522655251.

It is not an unprimeable number, because it can be changed into a prime (1525562257) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 972773 + ... + 974339.

It is an arithmetic number, because the mean of its divisors is an integer number (59928960).

Almost surely, 2^1525562252 is an apocalyptic number.

It is an amenable number.

1525562252 is a deficient number, since it is larger than the sum of its proper divisors (1351027828).

1525562252 is a wasteful number, since it uses less digits than its factorization.

1525562252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1830 (or 1828 counting only the distinct ones).

The product of its digits is 60000, while the sum is 35.

The square root of 1525562252 is about 39058.4466152969. The cubic root of 1525562252 is about 1151.1802003641.

The spelling of 1525562252 in words is "one billion, five hundred twenty-five million, five hundred sixty-two thousand, two hundred fifty-two".