22154341 has 4 divisors (see below), whose sum is σ = 24168384. Its totient is φ = 20140300.

The previous prime is 22154329. The next prime is 22154357. The reversal of 22154341 is 14345122.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22154341 - 2¹¹ = 22152293 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 (22154311) 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, 1007005 + ... + 1007026.

It is an arithmetic number, because the mean of its divisors is an integer number (6042096).

Almost surely, 2^22154341 is an apocalyptic number.

It is an amenable number.

22154341 is a deficient number, since it is larger than the sum of its proper divisors (2014043).

22154341 is a wasteful number, since it uses less digits than its factorization.

22154341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2014042.

The product of its digits is 960, while the sum is 22.

The square root of 22154341 is about 4706.8398103186. The cubic root of 22154341 is about 280.8576635892.

Adding to 22154341 its reverse (14345122), we get a palindrome (36499463).

It can be divided in two parts, 2215 and 4341, that added together give a palindrome (6556).

The spelling of 22154341 in words is "twenty-two million, one hundred fifty-four thousand, three hundred forty-one".