424901 has 4 divisors (see below), whose sum is σ = 432972. Its totient is φ = 416832.

The previous prime is 424891. The next prime is 424903. The reversal of 424901 is 109424.

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

It can be written as a sum of positive squares in 2 ways, for example, as 276676 + 148225 = 526^2 + 385^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-424901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424903) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3956 + ... + 4061.

It is an arithmetic number, because the mean of its divisors is an integer number (108243).

2⁴²⁴⁹⁰¹ is an apocalyptic number.

It is an amenable number.

424901 is a deficient number, since it is larger than the sum of its proper divisors (8071).

424901 is an equidigital number, since it uses as much as digits as its factorization.

424901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8070.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 424901 is about 651.8443065641. The cubic root of 424901 is about 75.1788914838.

The spelling of 424901 in words is "four hundred twenty-four thousand, nine hundred one".