22335081 has 16 divisors (see below), whose sum is σ = 30307200. Its totient is φ = 14629248.

The previous prime is 22335077. The next prime is 22335091. The reversal of 22335081 is 18053322.

It is not a de Polignac number, because 22335081 - 2² = 22335077 is a prime.

It is a super-2 number, since 2×22335081² = 997711686553122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22335091) 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 in 15 ways as a sum of consecutive naturals, for example, 54405 + ... + 54813.

It is an arithmetic number, because the mean of its divisors is an integer number (1894200).

Almost surely, 2^22335081 is an apocalyptic number.

It is an amenable number.

22335081 is a deficient number, since it is larger than the sum of its proper divisors (7972119).

22335081 is a wasteful number, since it uses less digits than its factorization.

22335081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 688.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 22335081 is about 4726.0005289885. Note that the first 3 decimals coincide. The cubic root of 22335081 is about 281.6193622149.

The spelling of 22335081 in words is "twenty-two million, three hundred thirty-five thousand, eighty-one".