20432024 has 8 divisors (see below), whose sum is σ = 38310060. Its totient is φ = 10216008.

The previous prime is 20432021. The next prime is 20432033. The reversal of 20432024 is 42023402.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 20431993 and 20432011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20432021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1276994 + ... + 1277009.

Almost surely, 2^20432024 is an apocalyptic number.

It is an amenable number.

20432024 is a deficient number, since it is larger than the sum of its proper divisors (17878036).

20432024 is a wasteful number, since it uses less digits than its factorization.

20432024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2554009 (or 2554005 counting only the distinct ones).

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

The square root of 20432024 is about 4520.1796424479. The cubic root of 20432024 is about 273.3823443081.

Adding to 20432024 its reverse (42023402), we get a palindrome (62455426).

The spelling of 20432024 in words is "twenty million, four hundred thirty-two thousand, twenty-four".