2126724 has 24 divisors (see below), whose sum is σ = 5123328. Its totient is φ = 685920.

The previous prime is 2126687. The next prime is 2126749. The reversal of 2126724 is 4276212.

2126724 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2126694 and 2126703.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2487 + ... + 3230.

It is an arithmetic number, because the mean of its divisors is an integer number (213472).

2^2126724 is an apocalyptic number.

It is an amenable number.

2126724 is an abundant number, since it is smaller than the sum of its proper divisors (2996604).

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

2126724 is a wasteful number, since it uses less digits than its factorization.

2126724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5755 (or 5753 counting only the distinct ones).

The product of its digits is 1344, while the sum is 24.

The square root of 2126724 is about 1458.3291809465. The cubic root of 2126724 is about 128.5988378953.

It can be divided in two parts, 2126 and 724, that added together give a triangular number (2850 = T₇₅).

The spelling of 2126724 in words is "two million, one hundred twenty-six thousand, seven hundred twenty-four".