6321394 has 4 divisors (see below), whose sum is σ = 9482094. Its totient is φ = 3160696.

The previous prime is 6321379. The next prime is 6321401. The reversal of 6321394 is 4931236.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 6066369 + 255025 = 2463^2 + 505^2 .

It is a d-powerful number, because it can be written as 6⁴ + 3³ + 2 + 1 + 3¹³ + 9⁶ + 4¹¹ .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1580347 + ... + 1580350.

Almost surely, 2^6321394 is an apocalyptic number.

6321394 is a deficient number, since it is larger than the sum of its proper divisors (3160700).

6321394 is a wasteful number, since it uses less digits than its factorization.

6321394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3160699.

The product of its digits is 3888, while the sum is 28.

The square root of 6321394 is about 2514.2382544222. The cubic root of 6321394 is about 184.9003017720.

The spelling of 6321394 in words is "six million, three hundred twenty-one thousand, three hundred ninety-four".