1275528 has 16 divisors (see below), whose sum is σ = 3188880. Its totient is φ = 425168.

The previous prime is 1275523. The next prime is 1275539. The reversal of 1275528 is 8255721.

It is a junction number, because it is equal to n+sod(n) for n = 1275495 and 1275504.

It is not an unprimeable number, because it can be changed into a prime (1275523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26550 + ... + 26597.

It is an arithmetic number, because the mean of its divisors is an integer number (199305).

2^1275528 is an apocalyptic number.

It is an amenable number.

1275528 is an abundant number, since it is smaller than the sum of its proper divisors (1913352).

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

1275528 is a wasteful number, since it uses less digits than its factorization.

1275528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53156 (or 53152 counting only the distinct ones).

The product of its digits is 5600, while the sum is 30.

The square root of 1275528 is about 1129.3927571930. The cubic root of 1275528 is about 108.4501104990.

The spelling of 1275528 in words is "one million, two hundred seventy-five thousand, five hundred twenty-eight".