22317963 has 8 divisors (see below), whose sum is σ = 29779776. Its totient is φ = 14867400.

The previous prime is 22317943. The next prime is 22317983. The reversal of 22317963 is 36971322.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (22317943) and next prime (22317983).

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

It is not a de Polignac number, because 22317963 - 2⁵ = 22317931 is a prime.

It is a super-3 number, since 3×22317963³ (a number of 23 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (22317943) 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, 4648 + ... + 8138.

It is an arithmetic number, because the mean of its divisors is an integer number (3722472).

Almost surely, 2^22317963 is an apocalyptic number.

22317963 is a deficient number, since it is larger than the sum of its proper divisors (7461813).

22317963 is a wasteful number, since it uses less digits than its factorization.

22317963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5625.

The product of its digits is 13608, while the sum is 33.

The square root of 22317963 is about 4724.1891367726. The cubic root of 22317963 is about 281.5473978115.

The spelling of 22317963 in words is "twenty-two million, three hundred seventeen thousand, nine hundred sixty-three".