20126682 has 12 divisors (see below), whose sum is σ = 43607850. Its totient is φ = 6708888.

The previous prime is 20126671. The next prime is 20126693. The reversal of 20126682 is 28662102.

It is an interprime number because it is at equal distance from previous prime (20126671) and next prime (20126693).

It can be written as a sum of positive squares in only one way, i.e., 10634121 + 9492561 = 3261^2 + 3081^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 559057 + ... + 559092.

Almost surely, 2^20126682 is an apocalyptic number.

20126682 is an abundant number, since it is smaller than the sum of its proper divisors (23481168).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20126682 is a wasteful number, since it uses less digits than its factorization.

20126682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1118157 (or 1118154 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 20126682 is about 4486.2770757054. The cubic root of 20126682 is about 272.0136689353.

Adding to 20126682 its reverse (28662102), we get a palindrome (48788784).

The spelling of 20126682 in words is "twenty million, one hundred twenty-six thousand, six hundred eighty-two".