6321494 has 4 divisors (see below), whose sum is σ = 9482244. Its totient is φ = 3160746.

The previous prime is 6321493. The next prime is 6321521. The reversal of 6321494 is 4941236.

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

It is a super-2 number, since 2×6321494² = 79922572784072, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6321493) by changing a digit.

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, 1580372 + ... + 1580375.

It is an arithmetic number, because the mean of its divisors is an integer number (2370561).

Almost surely, 2^6321494 is an apocalyptic number.

6321494 is a deficient number, since it is larger than the sum of its proper divisors (3160750).

6321494 is a wasteful number, since it uses less digits than its factorization.

6321494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3160749.

The product of its digits is 5184, while the sum is 29.

The square root of 6321494 is about 2514.2581410826. The cubic root of 6321494 is about 184.9012767643.

The spelling of 6321494 in words is "six million, three hundred twenty-one thousand, four hundred ninety-four".