20123024 has 10 divisors (see below), whose sum is σ = 38988390. Its totient is φ = 10061504.

The previous prime is 20123021. The next prime is 20123029. The reversal of 20123024 is 42032102.

It can be written as a sum of positive squares in only one way, i.e., 19963024 + 160000 = 4468^2 + 400^2 .

It is not an unprimeable number, because it can be changed into a prime (20123021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 628829 + ... + 628860.

It is an arithmetic number, because the mean of its divisors is an integer number (3898839).

Almost surely, 2^20123024 is an apocalyptic number.

It is an amenable number.

20123024 is a deficient number, since it is larger than the sum of its proper divisors (18865366).

20123024 is a wasteful number, since it uses less digits than its factorization.

20123024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1257697 (or 1257691 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 20123024 is about 4485.8693694757. The cubic root of 20123024 is about 271.9971885523.

Adding to 20123024 its reverse (42032102), we get a palindrome (62155126).

The spelling of 20123024 in words is "twenty million, one hundred twenty-three thousand, twenty-four".