2132724 has 48 divisors (see below), whose sum is σ = 5515776. Its totient is φ = 636000.

The previous prime is 2132699. The next prime is 2132749. The reversal of 2132724 is 4272312.

It is an interprime number because it is at equal distance from previous prime (2132699) and next prime (2132749).

It is a self number, because there is not a number n which added to its sum of digits gives 2132724.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14049 + ... + 14199.

It is an arithmetic number, because the mean of its divisors is an integer number (114912).

2^2132724 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2132724, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2757888).

2132724 is an abundant number, since it is smaller than the sum of its proper divisors (3383052).

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

2132724 is a wasteful number, since it uses less digits than its factorization.

2132724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276 (or 274 counting only the distinct ones).

The product of its digits is 672, while the sum is 21.

The square root of 2132724 is about 1460.3848807763. The cubic root of 2132724 is about 128.7196604290.

The spelling of 2132724 in words is "two million, one hundred thirty-two thousand, seven hundred twenty-four".