8464978 has 8 divisors (see below), whose sum is σ = 12709872. Its totient is φ = 4228356.

The previous prime is 8464957. The next prime is 8464979. The reversal of 8464978 is 8794648.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (8464979) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2601 + ... + 4867.

It is an arithmetic number, because the mean of its divisors is an integer number (1588734).

Almost surely, 2^8464978 is an apocalyptic number.

8464978 is a deficient number, since it is larger than the sum of its proper divisors (4244894).

8464978 is a wasteful number, since it uses less digits than its factorization.

8464978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4136.

The product of its digits is 387072, while the sum is 46.

The square root of 8464978 is about 2909.4635244320. The cubic root of 8464978 is about 203.8020796023.

The spelling of 8464978 in words is "eight million, four hundred sixty-four thousand, nine hundred seventy-eight".