22010356 has 12 divisors (see below), whose sum is σ = 40192992. Its totient is φ = 10526648.

The previous prime is 22010347. The next prime is 22010389. The reversal of 22010356 is 65301022.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119530 + ... + 119713.

It is an arithmetic number, because the mean of its divisors is an integer number (3349416).

Almost surely, 2^22010356 is an apocalyptic number.

It is an amenable number.

22010356 is a deficient number, since it is larger than the sum of its proper divisors (18182636).

22010356 is a wasteful number, since it uses less digits than its factorization.

22010356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239270 (or 239268 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 22010356 is about 4691.5195832481. The cubic root of 22010356 is about 280.2478927130.

Adding to 22010356 its reverse (65301022), we get a palindrome (87311378).

It can be divided in two parts, 22010 and 356, that added together give a triangular number (22366 = T₂₁₁).

The spelling of 22010356 in words is "twenty-two million, ten thousand, three hundred fifty-six".