424540352 has 56 divisors (see below), whose sum is σ = 858774000. Its totient is φ = 208198656.

The previous prime is 424540343. The next prime is 424540379. The reversal of 424540352 is 253045424.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1216274 + ... + 1216622.

It is an arithmetic number, because the mean of its divisors is an integer number (15335250).

Almost surely, 2^424540352 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 424540352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (429387000).

424540352 is an abundant number, since it is smaller than the sum of its proper divisors (434233648).

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

424540352 is a wasteful number, since it uses less digits than its factorization.

424540352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 673 (or 663 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 29.

The square root of 424540352 is about 20604.3770107227. The cubic root of 424540352 is about 751.5761531864.

Adding to 424540352 its reverse (253045424), we get a palindrome (677585776).

The spelling of 424540352 in words is "four hundred twenty-four million, five hundred forty thousand, three hundred fifty-two".