8390134 has 8 divisors (see below), whose sum is σ = 13247640. Its totient is φ = 3974256.

The previous prime is 8390093. The next prime is 8390143. The reversal of 8390134 is 4310938.

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

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, 110359 + ... + 110434.

It is an arithmetic number, because the mean of its divisors is an integer number (1655955).

Almost surely, 2^8390134 is an apocalyptic number.

8390134 is a deficient number, since it is larger than the sum of its proper divisors (4857506).

8390134 is a wasteful number, since it uses less digits than its factorization.

8390134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220814.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 8390134 is about 2896.5728024685. The cubic root of 8390134 is about 203.1996547362.

The spelling of 8390134 in words is "eight million, three hundred ninety thousand, one hundred thirty-four".