22053466 has 4 divisors (see below), whose sum is σ = 33080202. Its totient is φ = 11026732.

The previous prime is 22053463. The next prime is 22053467. The reversal of 22053466 is 66435022.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 66435022 = 2 ⋅33217511.

It can be written as a sum of positive squares in only one way, i.e., 21818241 + 235225 = 4671^2 + 485^2 .

It is a super-2 number, since 2×22053466² = 972710725226312, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22053463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5513365 + ... + 5513368.

Almost surely, 2^22053466 is an apocalyptic number.

22053466 is a deficient number, since it is larger than the sum of its proper divisors (11026736).

22053466 is a wasteful number, since it uses less digits than its factorization.

22053466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11026735.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 22053466 is about 4696.1117959435. Note that the first 3 decimals coincide. The cubic root of 22053466 is about 280.4307400892.

Adding to 22053466 its reverse (66435022), we get a palindrome (88488488).

It can be divided in two parts, 2205 and 3466, that added together give a triangular number (5671 = T₁₀₆).

The spelling of 22053466 in words is "twenty-two million, fifty-three thousand, four hundred sixty-six".