424074 has 32 divisors (see below), whose sum is σ = 1013760. Its totient is φ = 115632.

The previous prime is 424037. The next prime is 424079. The reversal of 424074 is 470424.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is a plaindrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 424074.

It is not an unprimeable number, because it can be changed into a prime (424079) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 747 + ... + 1185.

It is an arithmetic number, because the mean of its divisors is an integer number (31680).

2⁴²⁴⁰⁷⁴ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 424074, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (506880).

424074 is an abundant number, since it is smaller than the sum of its proper divisors (589686).

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

424074 is a wasteful number, since it uses less digits than its factorization.

424074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474.

The product of its (nonzero) digits is 896, while the sum is 21.

The square root of 424074 is about 651.2096436632. The cubic root of 424074 is about 75.1300853513.

Adding to 424074 its reverse (470424), we get a palindrome (894498).

The spelling of 424074 in words is "four hundred twenty-four thousand, seventy-four", and thus it is an iban number.