8389402 has 8 divisors (see below), whose sum is σ = 14381856. Its totient is φ = 3595452.

The previous prime is 8389373. The next prime is 8389441. The reversal of 8389402 is 2049838.

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

It is a super-3 number, since 3×8389402³ (a number of 22 digits) contains 333 as substring.

It is a d-powerful number, because it can be written as 8 + 3² + 8³ + 9 + 4⁴ + 0 + 2²³ .

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, 299608 + ... + 299635.

It is an arithmetic number, because the mean of its divisors is an integer number (1797732).

Almost surely, 2^8389402 is an apocalyptic number.

8389402 is a deficient number, since it is larger than the sum of its proper divisors (5992454).

8389402 is a wasteful number, since it uses less digits than its factorization.

8389402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 599252.

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 8389402 is about 2896.4464434890. The cubic root of 8389402 is about 203.1937451575.

The spelling of 8389402 in words is "eight million, three hundred eighty-nine thousand, four hundred two".