502401 has 8 divisors (see below), whose sum is σ = 709344. Its totient is φ = 315200.

The previous prime is 502393. The next prime is 502409. The reversal of 502401 is 104205.

It is an interprime number because it is at equal distance from previous prime (502393) and next prime (502409).

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

It is a cyclic number.

It is not a de Polignac number, because 502401 - 2³ = 502393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (502409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4875 + ... + 4976.

It is an arithmetic number, because the mean of its divisors is an integer number (88668).

2⁵⁰²⁴⁰¹ is an apocalyptic number.

502401 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

It is an amenable number.

502401 is a deficient number, since it is larger than the sum of its proper divisors (206943).

502401 is a wasteful number, since it uses less digits than its factorization.

502401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9871.

The product of its (nonzero) digits is 40, while the sum is 12.

The square root of 502401 is about 708.8025112822. The cubic root of 502401 is about 79.4968947800.

Adding to 502401 its reverse (104205), we get a palindrome (606606).

It can be divided in two parts, 502 and 401, that added together give a triangular number (903 = T₄₂).

The spelling of 502401 in words is "five hundred two thousand, four hundred one".