22048735 has 4 divisors (see below), whose sum is σ = 26458488. Its totient is φ = 17638984.

The previous prime is 22048717. The next prime is 22048739. The reversal of 22048735 is 53784022.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22048735 - 2¹⁷ = 21917663 is a prime.

It is a super-2 number, since 2×22048735² = 972293430200450, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22048697 and 22048706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22048739) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2204869 + ... + 2204878.

It is an arithmetic number, because the mean of its divisors is an integer number (6614622).

Almost surely, 2^22048735 is an apocalyptic number.

22048735 is a deficient number, since it is larger than the sum of its proper divisors (4409753).

22048735 is an equidigital number, since it uses as much as digits as its factorization.

22048735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4409752.

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 22048735 is about 4695.6080543418. The cubic root of 22048735 is about 280.4106856041.

The spelling of 22048735 in words is "twenty-two million, forty-eight thousand, seven hundred thirty-five".