1328526 has 24 divisors (see below), whose sum is σ = 3004560. Its totient is φ = 423456.

The previous prime is 1328521. The next prime is 1328531. The reversal of 1328526 is 6258231.

1328526 is a `hidden beast` number, since 132 + 8 + 526 = 666.

It is an interprime number because it is at equal distance from previous prime (1328521) and next prime (1328531).

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a plaindrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 1328526.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1328521) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1191 + ... + 2018.

It is an arithmetic number, because the mean of its divisors is an integer number (125190).

2^1328526 is an apocalyptic number.

1328526 is an abundant number, since it is smaller than the sum of its proper divisors (1676034).

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

1328526 is a wasteful number, since it uses less digits than its factorization.

1328526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3240 (or 3237 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 1328526 is about 1152.6170222585. The cubic root of 1328526 is about 109.9318034591.

The spelling of 1328526 in words is "one million, three hundred twenty-eight thousand, five hundred twenty-six".