22336730 has 24 divisors (see below), whose sum is σ = 43540092. Its totient is φ = 8246784.

The previous prime is 22336729. The next prime is 22336747. The reversal of 22336730 is 3763322.

It can be written as a sum of positive squares in 6 ways, for example, as 1661521 + 20675209 = 1289^2 + 4547^2 .

It is a super-3 number, since 3×22336730³ (a number of 23 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a self number, because there is not a number n which added to its sum of digits gives 22336730.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 4919 + ... + 8298.

Almost surely, 2^22336730 is an apocalyptic number.

22336730 is a deficient number, since it is larger than the sum of its proper divisors (21203362).

22336730 is a wasteful number, since it uses less digits than its factorization.

22336730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13250 (or 13237 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 26.

The square root of 22336730 is about 4726.1749861807. The cubic root of 22336730 is about 281.6262927009.

The spelling of 22336730 in words is "twenty-two million, three hundred thirty-six thousand, seven hundred thirty".