20241656 has 24 divisors (see below), whose sum is σ = 39683280. Its totient is φ = 9678768.

The previous prime is 20241653. The next prime is 20241671. The reversal of 20241656 is 65614202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20241653) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1841 + ... + 6623.

It is an arithmetic number, because the mean of its divisors is an integer number (1653470).

Almost surely, 2^20241656 is an apocalyptic number.

It is an amenable number.

20241656 is a deficient number, since it is larger than the sum of its proper divisors (19441624).

20241656 is a wasteful number, since it uses less digits than its factorization.

20241656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4835 (or 4808 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 20241656 is about 4499.0727933653. The cubic root of 20241656 is about 272.5306466107.

Adding to 20241656 its reverse (65614202), we get a palindrome (85855858).

The spelling of 20241656 in words is "twenty million, two hundred forty-one thousand, six hundred fifty-six".