2129534 has 8 divisors (see below), whose sum is σ = 3484728. Its totient is φ = 967960.

The previous prime is 2129527. The next prime is 2129537. The reversal of 2129534 is 4359212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a d-powerful number, because it can be written as 2⁷ + 1 + 2⁹ + 9⁶ + 5⁵ + 3¹³ + 4 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2129537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48377 + ... + 48420.

It is an arithmetic number, because the mean of its divisors is an integer number (435591).

2^2129534 is an apocalyptic number.

2129534 is a deficient number, since it is larger than the sum of its proper divisors (1355194).

2129534 is a wasteful number, since it uses less digits than its factorization.

2129534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96810.

The product of its digits is 2160, while the sum is 26.

The square root of 2129534 is about 1459.2922942303. The cubic root of 2129534 is about 128.6554513687.

The spelling of 2129534 in words is "two million, one hundred twenty-nine thousand, five hundred thirty-four".