22075553 has 2 divisors, whose sum is σ = 22075554. Its totient is φ = 22075552.

The previous prime is 22075541. The next prime is 22075591. The reversal of 22075553 is 35557022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21967969 + 107584 = 4687^2 + 328^2 .

It is a cyclic number.

It is not a de Polignac number, because 22075553 - 2¹⁰ = 22074529 is a prime.

It is not a weakly prime, because it can be changed into another prime (22072553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11037776 + 11037777.

It is an arithmetic number, because the mean of its divisors is an integer number (11037777).

Almost surely, 2^22075553 is an apocalyptic number.

It is an amenable number.

22075553 is a deficient number, since it is larger than the sum of its proper divisors (1).

22075553 is an equidigital number, since it uses as much as digits as its factorization.

22075553 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10500, while the sum is 29.

The square root of 22075553 is about 4698.4628337362. The cubic root of 22075553 is about 280.5243279050.

The spelling of 22075553 in words is "twenty-two million, seventy-five thousand, five hundred fifty-three".