20627102 has 4 divisors (see below), whose sum is σ = 30940656. Its totient is φ = 10313550.

The previous prime is 20627081. The next prime is 20627107. The reversal of 20627102 is 20172602.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20172602 = 2 ⋅10086301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20627107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5156774 + ... + 5156777.

It is an arithmetic number, because the mean of its divisors is an integer number (7735164).

Almost surely, 2^20627102 is an apocalyptic number.

20627102 is a deficient number, since it is larger than the sum of its proper divisors (10313554).

20627102 is a wasteful number, since it uses less digits than its factorization.

20627102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10313553.

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 20627102 is about 4541.7069478336. The cubic root of 20627102 is about 274.2496437200.

Adding to 20627102 its reverse (20172602), we get a palindrome (40799704).

The spelling of 20627102 in words is "twenty million, six hundred twenty-seven thousand, one hundred two".