20124502 has 16 divisors (see below), whose sum is σ = 30754080. Its totient is φ = 9875008.

The previous prime is 20124491. The next prime is 20124523. The reversal of 20124502 is 20542102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29388 + ... + 30064.

It is an arithmetic number, because the mean of its divisors is an integer number (1922130).

Almost surely, 2^20124502 is an apocalyptic number.

20124502 is a deficient number, since it is larger than the sum of its proper divisors (10629578).

20124502 is a wasteful number, since it uses less digits than its factorization.

20124502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 935.

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 20124502 is about 4486.0341059782. The cubic root of 20124502 is about 272.0038476243.

Adding to 20124502 its reverse (20542102), we get a palindrome (40666604).

The spelling of 20124502 in words is "twenty million, one hundred twenty-four thousand, five hundred two".