22363493 has 8 divisors (see below), whose sum is σ = 23577600. Its totient is φ = 21180240.

The previous prime is 22363487. The next prime is 22363501. The reversal of 22363493 is 39436322.

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

It is a cyclic number.

It is not a de Polignac number, because 22363493 - 2¹⁴ = 22347109 is a prime.

It is a super-2 number, since 2×22363493² = 1000251638322098, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22363423) 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, 6218 + ... + 9131.

It is an arithmetic number, because the mean of its divisors is an integer number (2947200).

Almost surely, 2^22363493 is an apocalyptic number.

It is an amenable number.

22363493 is a deficient number, since it is larger than the sum of its proper divisors (1214107).

22363493 is a wasteful number, since it uses less digits than its factorization.

22363493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15427.

The product of its digits is 23328, while the sum is 32.

The square root of 22363493 is about 4729.0054979879. The cubic root of 22363493 is about 281.7387256940.

The spelling of 22363493 in words is "twenty-two million, three hundred sixty-three thousand, four hundred ninety-three".