22310128 has 10 divisors (see below), whose sum is σ = 43225904. Its totient is φ = 11155056.

The previous prime is 22310107. The next prime is 22310131. The reversal of 22310128 is 82101322.

It is a super-3 number, since 3×22310128³ (a number of 23 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 697176 + ... + 697207.

Almost surely, 2^22310128 is an apocalyptic number.

It is an amenable number.

22310128 is a deficient number, since it is larger than the sum of its proper divisors (20915776).

22310128 is a wasteful number, since it uses less digits than its factorization.

22310128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1394391 (or 1394385 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 22310128 is about 4723.3598211443. The cubic root of 22310128 is about 281.5144470437.

The spelling of 22310128 in words is "twenty-two million, three hundred ten thousand, one hundred twenty-eight".