2031824 has 10 divisors (see below), whose sum is σ = 3936690. Its totient is φ = 1015904.

The previous prime is 2031811. The next prime is 2031839. The reversal of 2031824 is 4281302.

It can be written as a sum of positive squares in only one way, i.e., 1960000 + 71824 = 1400^2 + 268^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2031796 and 2031805.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63479 + ... + 63510.

It is an arithmetic number, because the mean of its divisors is an integer number (393669).

2^2031824 is an apocalyptic number.

It is an amenable number.

2031824 is a deficient number, since it is larger than the sum of its proper divisors (1904866).

2031824 is a wasteful number, since it uses less digits than its factorization.

2031824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126997 (or 126991 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 2031824 is about 1425.4206396710. The cubic root of 2031824 is about 126.6568536565.

The spelling of 2031824 in words is "two million, thirty-one thousand, eight hundred twenty-four".