424532340 has 120 divisors (see below), whose sum is σ = 1338070272. Its totient is φ = 112674240.

The previous prime is 424532323. The next prime is 424532369. The reversal of 424532340 is 43235424.

424532340 is a `hidden beast` number, since 424 + 5 + 3 + 234 + 0 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 438537 + ... + 439503.

Almost surely, 2^424532340 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 424532340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (669035136).

424532340 is an abundant number, since it is smaller than the sum of its proper divisors (913537932).

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

424532340 is a wasteful number, since it uses less digits than its factorization.

424532340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1259 (or 1248 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 27.

The square root of 424532340 is about 20604.1825850966. The cubic root of 424532340 is about 751.5714251976.

Adding to 424532340 its reverse (43235424), we get a palindrome (467767764).

It can be divided in two parts, 4245 and 32340, that added together give a triangular number (36585 = T₂₇₀).

The spelling of 424532340 in words is "four hundred twenty-four million, five hundred thirty-two thousand, three hundred forty".