20226069 has 6 divisors (see below), whose sum is σ = 29215446. Its totient is φ = 13484040.

The previous prime is 20226067. The next prime is 20226071. The reversal of 20226069 is 96062202.

It is an interprime number because it is at equal distance from previous prime (20226067) and next prime (20226071).

It can be written as a sum of positive squares in only one way, i.e., 19027044 + 1199025 = 4362^2 + 1095^2 .

It is not a de Polignac number, because 20226069 - 2¹ = 20226067 is a prime.

It is a super-2 number, since 2×20226069² = 818187734385522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20226061) 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, 1123662 + ... + 1123679.

It is an arithmetic number, because the mean of its divisors is an integer number (4869241).

Almost surely, 2^20226069 is an apocalyptic number.

It is an amenable number.

20226069 is a deficient number, since it is larger than the sum of its proper divisors (8989377).

20226069 is a wasteful number, since it uses less digits than its factorization.

20226069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2247347 (or 2247344 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 20226069 is about 4497.3402139487. The cubic root of 20226069 is about 272.4606749638.

The spelling of 20226069 in words is "twenty million, two hundred twenty-six thousand, sixty-nine".