424436 has 6 divisors (see below), whose sum is σ = 742770. Its totient is φ = 212216.

The previous prime is 424433. The next prime is 424451. The reversal of 424436 is 634424.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 422500 + 1936 = 650^2 + 44^2 .

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 424436.

It is not an unprimeable number, because it can be changed into a prime (424433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53051 + ... + 53058.

It is an arithmetic number, because the mean of its divisors is an integer number (123795).

2⁴²⁴⁴³⁶ is an apocalyptic number.

It is an amenable number.

424436 is a deficient number, since it is larger than the sum of its proper divisors (318334).

424436 is a wasteful number, since it uses less digits than its factorization.

424436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106113 (or 106111 counting only the distinct ones).

The product of its digits is 2304, while the sum is 23.

The square root of 424436 is about 651.4875286604. The cubic root of 424436 is about 75.1514569012.

The spelling of 424436 in words is "four hundred twenty-four thousand, four hundred thirty-six".