22035946 has 4 divisors (see below), whose sum is σ = 33053922. Its totient is φ = 11017972.

The previous prime is 22035943. The next prime is 22035967. The reversal of 22035946 is 64953022.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 21206025 + 829921 = 4605^2 + 911^2 .

It is a super-2 number, since 2×22035946² = 971165832229832, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (22035941) 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 as a sum of consecutive naturals, namely, 5508985 + ... + 5508988.

Almost surely, 2^22035946 is an apocalyptic number.

22035946 is a deficient number, since it is larger than the sum of its proper divisors (11017976).

22035946 is a wasteful number, since it uses less digits than its factorization.

22035946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11017975.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 22035946 is about 4694.2460523496. The cubic root of 22035946 is about 280.3564592755.

Adding to 22035946 its reverse (64953022), we get a palindrome (86988968).

The spelling of 22035946 in words is "twenty-two million, thirty-five thousand, nine hundred forty-six".