246401 has 4 divisors (see below), whose sum is σ = 249600. Its totient is φ = 243204.

The previous prime is 246391. The next prime is 246403. The reversal of 246401 is 104642.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 104642 = 2 ⋅52321.

It is a cyclic number.

It is not a de Polignac number, because 246401 - 2¹⁴ = 230017 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 246401.

It is not an unprimeable number, because it can be changed into a prime (246403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1481 + ... + 1638.

It is an arithmetic number, because the mean of its divisors is an integer number (62400).

2²⁴⁶⁴⁰¹ is an apocalyptic number.

It is an amenable number.

246401 is a deficient number, since it is larger than the sum of its proper divisors (3199).

246401 is an equidigital number, since it uses as much as digits as its factorization.

246401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3198.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 246401 is about 496.3879531173. The cubic root of 246401 is about 62.6922931004.

The spelling of 246401 in words is "two hundred forty-six thousand, four hundred one".