8978466 has 24 divisors (see below), whose sum is σ = 20889360. Its totient is φ = 2565192.

The previous prime is 8978449. The next prime is 8978471. The reversal of 8978466 is 6648798.

It is a super-2 number, since 2×8978466² = 161225703426312, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14976 + ... + 15563.

It is an arithmetic number, because the mean of its divisors is an integer number (870390).

Almost surely, 2^8978466 is an apocalyptic number.

8978466 is an abundant number, since it is smaller than the sum of its proper divisors (11910894).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8978466 is a wasteful number, since it uses less digits than its factorization.

8978466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30558 (or 30551 counting only the distinct ones).

The product of its digits is 580608, while the sum is 48.

The square root of 8978466 is about 2996.4088506077. The cubic root of 8978466 is about 207.8423515751.

The spelling of 8978466 in words is "eight million, nine hundred seventy-eight thousand, four hundred sixty-six".