22370117 has 24 divisors (see below), whose sum is σ = 28706112. Its totient is φ = 17431260.

The previous prime is 22370093. The next prime is 22370119. The reversal of 22370117 is 71107322.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It is a de Polignac number, because none of the positive numbers 2^k-22370117 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22370092 and 22370101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22370119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2033642 + ... + 2033652.

It is an arithmetic number, because the mean of its divisors is an integer number (1196088).

Almost surely, 2^22370117 is an apocalyptic number.

It is an amenable number.

22370117 is a deficient number, since it is larger than the sum of its proper divisors (6335995).

22370117 is an frugal number, since it uses more digits than its factorization.

22370117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68 (or 18 counting only the distinct ones).

The product of its (nonzero) digits is 588, while the sum is 23.

The square root of 22370117 is about 4729.7058048044. The cubic root of 22370117 is about 281.7665396718.

Adding to 22370117 its reverse (71107322), we get a palindrome (93477439).

The spelling of 22370117 in words is "twenty-two million, three hundred seventy thousand, one hundred seventeen".