20293124 has 12 divisors (see below), whose sum is σ = 35999964. Its totient is φ = 10007424.

The previous prime is 20293111. The next prime is 20293139. The reversal of 20293124 is 42139202.

It can be written as a sum of positive squares in 2 ways, for example, as 7562500 + 12730624 = 2750^2 + 3568^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 20293124.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34457 + ... + 35040.

It is an arithmetic number, because the mean of its divisors is an integer number (2999997).

Almost surely, 2^20293124 is an apocalyptic number.

It is an amenable number.

20293124 is a deficient number, since it is larger than the sum of its proper divisors (15706840).

20293124 is a wasteful number, since it uses less digits than its factorization.

20293124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69574 (or 69572 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 20293124 is about 4504.7890072677. The cubic root of 20293124 is about 272.7614369457.

The spelling of 20293124 in words is "twenty million, two hundred ninety-three thousand, one hundred twenty-four".