22755545 has 8 divisors (see below), whose sum is σ = 27714624. Its totient is φ = 17932464.

The previous prime is 22755541. The next prime is 22755553. The reversal of 22755545 is 54555722.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22755545 - 2² = 22755541 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22755541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33629 + ... + 34298.

It is an arithmetic number, because the mean of its divisors is an integer number (3464328).

Almost surely, 2^22755545 is an apocalyptic number.

It is an amenable number.

22755545 is a deficient number, since it is larger than the sum of its proper divisors (4959079).

22755545 is an equidigital number, since it uses as much as digits as its factorization.

22755545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67999.

The product of its digits is 70000, while the sum is 35.

The square root of 22755545 is about 4770.2772456116. The cubic root of 22755545 is about 283.3755746325.

The spelling of 22755545 in words is "twenty-two million, seven hundred fifty-five thousand, five hundred forty-five".