20226153 has 8 divisors (see below), whose sum is σ = 27140608. Its totient is φ = 13397904.

The previous prime is 20226119. The next prime is 20226163. The reversal of 20226153 is 35162202.

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

It is not a de Polignac number, because 20226153 - 2⁸ = 20225897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20226113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21001 + ... + 21942.

It is an arithmetic number, because the mean of its divisors is an integer number (3392576).

Almost surely, 2^20226153 is an apocalyptic number.

It is an amenable number.

20226153 is a deficient number, since it is larger than the sum of its proper divisors (6914455).

20226153 is a wasteful number, since it uses less digits than its factorization.

20226153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43103.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 20226153 is about 4497.3495527922. The cubic root of 20226153 is about 272.4610521447.

Adding to 20226153 its reverse (35162202), we get a palindrome (55388355).

The spelling of 20226153 in words is "twenty million, two hundred twenty-six thousand, one hundred fifty-three".