22114945 has 4 divisors (see below), whose sum is σ = 26537940. Its totient is φ = 17691952.

The previous prime is 22114927. The next prime is 22114969. The reversal of 22114945 is 54941122.

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

It can be written as a sum of positive squares in 2 ways, for example, as 15023376 + 7091569 = 3876^2 + 2663^2 .

It is a cyclic number.

It is not a de Polignac number, because 22114945 - 2⁷ = 22114817 is a prime.

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, 2211490 + ... + 2211499.

It is an arithmetic number, because the mean of its divisors is an integer number (6634485).

Almost surely, 2^22114945 is an apocalyptic number.

It is an amenable number.

22114945 is a deficient number, since it is larger than the sum of its proper divisors (4422995).

22114945 is an equidigital number, since it uses as much as digits as its factorization.

22114945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4422994.

The product of its digits is 2880, while the sum is 28.

The square root of 22114945 is about 4702.6529746516. The cubic root of 22114945 is about 280.6910862490.

The spelling of 22114945 in words is "twenty-two million, one hundred fourteen thousand, nine hundred forty-five".