22235704 has 8 divisors (see below), whose sum is σ = 41691960. Its totient is φ = 11117848.

The previous prime is 22235701. The next prime is 22235713. The reversal of 22235704 is 40753222.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22235701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1389724 + ... + 1389739.

It is an arithmetic number, because the mean of its divisors is an integer number (5211495).

Almost surely, 2^22235704 is an apocalyptic number.

It is an amenable number.

22235704 is a deficient number, since it is larger than the sum of its proper divisors (19456256).

22235704 is a wasteful number, since it uses less digits than its factorization.

22235704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2779469 (or 2779465 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 25.

The square root of 22235704 is about 4715.4749495676. The cubic root of 22235704 is about 281.2010651324.

Adding to 22235704 its reverse (40753222), we get a palindrome (62988926).

The spelling of 22235704 in words is "twenty-two million, two hundred thirty-five thousand, seven hundred four".