2129528 has 32 divisors (see below), whose sum is σ = 4222800. Its totient is φ = 1005312.

The previous prime is 2129527. The next prime is 2129537. The reversal of 2129528 is 8259212.

2129528 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 2129528.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2129521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15476 + ... + 15612.

2^2129528 is an apocalyptic number.

It is an amenable number.

2129528 is a deficient number, since it is larger than the sum of its proper divisors (2093272).

2129528 is a wasteful number, since it uses less digits than its factorization.

2129528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239 (or 235 counting only the distinct ones).

The product of its digits is 2880, while the sum is 29.

The square root of 2129528 is about 1459.2902384379. The cubic root of 2129528 is about 128.6553305389.

The spelling of 2129528 in words is "two million, one hundred twenty-nine thousand, five hundred twenty-eight".