8998406 has 8 divisors (see below), whose sum is σ = 14291640. Its totient is φ = 4234528.

The previous prime is 8998397. The next prime is 8998411. The reversal of 8998406 is 6048998.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 132296 + ... + 132363.

It is an arithmetic number, because the mean of its divisors is an integer number (1786455).

Almost surely, 2^8998406 is an apocalyptic number.

8998406 is a deficient number, since it is larger than the sum of its proper divisors (5293234).

8998406 is a wasteful number, since it uses less digits than its factorization.

8998406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264678.

The product of its (nonzero) digits is 124416, while the sum is 44.

The square root of 8998406 is about 2999.7343215692. The cubic root of 8998406 is about 207.9961013816.

The spelling of 8998406 in words is "eight million, nine hundred ninety-eight thousand, four hundred six".