22413 has 8 divisors (see below), whose sum is σ = 30976. Its totient is φ = 14400.

The previous prime is 22409. The next prime is 22433. The reversal of 22413 is 31422.

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

It is not a de Polignac number, because 22413 - 2² = 22409 is a prime.

It is a Duffinian number.

It is a plaindrome in base 7 and base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22433) 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, 28 + ... + 213.

It is an arithmetic number, because the mean of its divisors is an integer number (3872).

2²²⁴¹³ is an apocalyptic number.

It is an amenable number.

22413 is a deficient number, since it is larger than the sum of its proper divisors (8563).

22413 is a wasteful number, since it uses less digits than its factorization.

22413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275.

The product of its digits is 48, while the sum is 12.

The square root of 22413 is about 149.7097191234. The cubic root of 22413 is about 28.1946471405.

Adding to 22413 its reverse (31422), we get a palindrome (53835).

Subtracting 22413 from its reverse (31422), we obtain a palindrome (9009).

It can be divided in two parts, 22 and 413, that added together give a triangular number (435 = T₂₉).

The spelling of 22413 in words is "twenty-two thousand, four hundred thirteen".