22057345 has 8 divisors (see below), whose sum is σ = 27619776. Its totient is φ = 16878576.

The previous prime is 22057339. The next prime is 22057351. The reversal of 22057345 is 54375022.

It is an interprime number because it is at equal distance from previous prime (22057339) and next prime (22057351).

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22057345 is a prime.

It is a Duffinian 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, 95787 + ... + 96016.

It is an arithmetic number, because the mean of its divisors is an integer number (3452472).

Almost surely, 2^22057345 is an apocalyptic number.

It is an amenable number.

22057345 is a deficient number, since it is larger than the sum of its proper divisors (5562431).

22057345 is a wasteful number, since it uses less digits than its factorization.

22057345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191831.

The product of its (nonzero) digits is 8400, while the sum is 28.

The square root of 22057345 is about 4696.5247790254. The cubic root of 22057345 is about 280.4471808469.

The spelling of 22057345 in words is "twenty-two million, fifty-seven thousand, three hundred forty-five".