20523014 has 8 divisors (see below), whose sum is σ = 30988848. Its totient is φ = 10193400.

The previous prime is 20522987. The next prime is 20523053. The reversal of 20523014 is 41032502.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 20522983 and 20523001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33677 + ... + 34280.

It is an arithmetic number, because the mean of its divisors is an integer number (3873606).

Almost surely, 2^20523014 is an apocalyptic number.

20523014 is a deficient number, since it is larger than the sum of its proper divisors (10465834).

20523014 is a wasteful number, since it uses less digits than its factorization.

20523014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68110.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 20523014 is about 4530.2333273243. The cubic root of 20523014 is about 273.7875615494.

Adding to 20523014 its reverse (41032502), we get a palindrome (61555516).

The spelling of 20523014 in words is "twenty million, five hundred twenty-three thousand, fourteen".