22480151 has 4 divisors (see below), whose sum is σ = 22586904. Its totient is φ = 22373400.

The previous prime is 22480123. The next prime is 22480153. The reversal of 22480151 is 15108422.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22480151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22480153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53060 + ... + 53481.

It is an arithmetic number, because the mean of its divisors is an integer number (5646726).

Almost surely, 2^22480151 is an apocalyptic number.

22480151 is a deficient number, since it is larger than the sum of its proper divisors (106753).

22480151 is a wasteful number, since it uses less digits than its factorization.

22480151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106752.

The product of its (nonzero) digits is 640, while the sum is 23.

The square root of 22480151 is about 4741.3237603015. The cubic root of 22480151 is about 282.2277681334.

Adding to 22480151 its reverse (15108422), we get a palindrome (37588573).

The spelling of 22480151 in words is "twenty-two million, four hundred eighty thousand, one hundred fifty-one".