1427528 has 8 divisors (see below), whose sum is σ = 2676630. Its totient is φ = 713760.

The previous prime is 1427521. The next prime is 1427539. The reversal of 1427528 is 8257241.

It can be written as a sum of positive squares in only one way, i.e., 1350244 + 77284 = 1162^2 + 278^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 1427528.

It is not an unprimeable number, because it can be changed into a prime (1427521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 89213 + ... + 89228.

2^1427528 is an apocalyptic number.

It is an amenable number.

1427528 is a deficient number, since it is larger than the sum of its proper divisors (1249102).

1427528 is a wasteful number, since it uses less digits than its factorization.

1427528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178447 (or 178443 counting only the distinct ones).

The product of its digits is 4480, while the sum is 29.

The square root of 1427528 is about 1194.7920321127. The cubic root of 1427528 is about 112.5973609840.

The spelling of 1427528 in words is "one million, four hundred twenty-seven thousand, five hundred twenty-eight".