22322013 has 16 divisors (see below), whose sum is σ = 34482816. Its totient is φ = 12579840.

The previous prime is 22322011. The next prime is 22322021. The reversal of 22322013 is 31022322.

It is not a de Polignac number, because 22322013 - 2¹ = 22322011 is a prime.

It is a super-3 number, since 3×22322013³ (a number of 23 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22321983 and 22322001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22322011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5748 + ... + 8813.

It is an arithmetic number, because the mean of its divisors is an integer number (2155176).

Almost surely, 2^22322013 is an apocalyptic number.

It is an amenable number.

22322013 is a deficient number, since it is larger than the sum of its proper divisors (12160803).

22322013 is a wasteful number, since it uses less digits than its factorization.

22322013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14644.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 22322013 is about 4724.6177623169. The cubic root of 22322013 is about 281.5644274122.

Adding to 22322013 its reverse (31022322), we get a palindrome (53344335).

The spelling of 22322013 in words is "twenty-two million, three hundred twenty-two thousand, thirteen".