424008432 has 100 divisors (see below), whose sum is σ = 1253494176. Its totient is φ = 138309120.

The previous prime is 424008383. The next prime is 424008433. The reversal of 424008432 is 234800424.

It is a happy number.

424008432 is nontrivially palindromic in base 11.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 424008396 and 424008405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424008433) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 57432 + ... + 64392.

Almost surely, 2^424008432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 424008432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (626747088).

424008432 is an abundant number, since it is smaller than the sum of its proper divisors (829485744).

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

424008432 is a wasteful number, since it uses less digits than its factorization.

424008432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7028 (or 7013 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

The square root of 424008432 is about 20591.4650280159. The cubic root of 424008432 is about 751.2621308429.

Adding to 424008432 its reverse (234800424), we get a palindrome (658808856).

The spelling of 424008432 in words is "four hundred twenty-four million, eight thousand, four hundred thirty-two".