22894445 has 8 divisors (see below), whose sum is σ = 31398144. Its totient is φ = 15699024.

The previous prime is 22894429. The next prime is 22894451. The reversal of 22894445 is 54449822.

It is a happy number.

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 22894445 - 2⁴ = 22894429 is a prime.

It is a super-2 number, since 2×22894445² = 1048311223716050, 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 = 22894399 and 22894408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 327029 + ... + 327098.

It is an arithmetic number, because the mean of its divisors is an integer number (3924768).

Almost surely, 2^22894445 is an apocalyptic number.

It is an amenable number.

22894445 is a deficient number, since it is larger than the sum of its proper divisors (8503699).

22894445 is an equidigital number, since it uses as much as digits as its factorization.

22894445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 654139.

The product of its digits is 92160, while the sum is 38.

The square root of 22894445 is about 4784.8139984748. The cubic root of 22894445 is about 283.9509809267.

The spelling of 22894445 in words is "twenty-two million, eight hundred ninety-four thousand, four hundred forty-five".