8922447 has 16 divisors (see below), whose sum is σ = 13277280. Its totient is φ = 5921856.

The previous prime is 8922443. The next prime is 8922449. The reversal of 8922447 is 7442298.

It is not a de Polignac number, because 8922447 - 2² = 8922443 is a prime.

It is a super-2 number, since 2×8922447² = 159220120935618, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8922443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6883 + ... + 8075.

It is an arithmetic number, because the mean of its divisors is an integer number (829830).

Almost surely, 2^8922447 is an apocalyptic number.

8922447 is a deficient number, since it is larger than the sum of its proper divisors (4354833).

8922447 is a wasteful number, since it uses less digits than its factorization.

8922447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1479 (or 1473 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 8922447 is about 2987.0465346225. The cubic root of 8922447 is about 207.4091885008.

The spelling of 8922447 in words is "eight million, nine hundred twenty-two thousand, four hundred forty-seven".