20342024 has 16 divisors (see below), whose sum is σ = 38240700. Its totient is φ = 10144512.

The previous prime is 20342011. The next prime is 20342029. The reversal of 20342024 is 42024302.

It can be written as a sum of positive squares in 2 ways, for example, as 17724100 + 2617924 = 4210^2 + 1618^2 .

It is a junction number, because it is equal to n+sod(n) for n = 20341993 and 20342011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20342029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164 + ... + 6380.

Almost surely, 2^20342024 is an apocalyptic number.

It is an amenable number.

20342024 is a deficient number, since it is larger than the sum of its proper divisors (17898676).

20342024 is a wasteful number, since it uses less digits than its factorization.

20342024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6632 (or 6628 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 20342024 is about 4510.2132987255. The cubic root of 20342024 is about 272.9803507529.

Adding to 20342024 its reverse (42024302), we get a palindrome (62366326).

The spelling of 20342024 in words is "twenty million, three hundred forty-two thousand, twenty-four".