20262086 has 24 divisors (see below), whose sum is σ = 33212304. Its totient is φ = 9266400.

The previous prime is 20262083. The next prime is 20262089. The reversal of 20262086 is 68026202.

It is an interprime number because it is at equal distance from previous prime (20262083) and next prime (20262089).

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20262083) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50840 + ... + 51236.

It is an arithmetic number, because the mean of its divisors is an integer number (1383846).

Almost surely, 2^20262086 is an apocalyptic number.

20262086 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

20262086 is a deficient number, since it is larger than the sum of its proper divisors (12950218).

20262086 is a wasteful number, since it uses less digits than its factorization.

20262086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 576 (or 563 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 20262086 is about 4501.3426885764. The cubic root of 20262086 is about 272.6223046081.

Adding to 20262086 its reverse (68026202), we get a palindrome (88288288).

The spelling of 20262086 in words is "twenty million, two hundred sixty-two thousand, eighty-six".