8419994 has 8 divisors (see below), whose sum is σ = 13778208. Its totient is φ = 3827260.

The previous prime is 8419993. The next prime is 8420029. The reversal of 8419994 is 4999148.

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 (8419993) 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, 191342 + ... + 191385.

It is an arithmetic number, because the mean of its divisors is an integer number (1722276).

Almost surely, 2^8419994 is an apocalyptic number.

8419994 is a deficient number, since it is larger than the sum of its proper divisors (5358214).

8419994 is a wasteful number, since it uses less digits than its factorization.

8419994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382740.

The product of its digits is 93312, while the sum is 44.

The square root of 8419994 is about 2901.7225918409. The cubic root of 8419994 is about 203.4404279221.

The spelling of 8419994 in words is "eight million, four hundred nineteen thousand, nine hundred ninety-four".