6321426 has 8 divisors (see below), whose sum is σ = 12642864. Its totient is φ = 2107140.

The previous prime is 6321409. The next prime is 6321443. The reversal of 6321426 is 6241236.

It is an interprime number because it is at equal distance from previous prime (6321409) and next prime (6321443).

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

6321426 is an admirable number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 6321396 and 6321405.

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, 526780 + ... + 526791.

It is an arithmetic number, because the mean of its divisors is an integer number (1580358).

Almost surely, 2^6321426 is an apocalyptic number.

6321426 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6321426 is a wasteful number, since it uses less digits than its factorization.

6321426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1053576.

The product of its digits is 1728, while the sum is 24.

The square root of 6321426 is about 2514.2446181706. The cubic root of 6321426 is about 184.9006137706.

The spelling of 6321426 in words is "six million, three hundred twenty-one thousand, four hundred twenty-six".