424335648 has 96 divisors (see below), whose sum is σ = 1268047872. Its totient is φ = 122988800.

The previous prime is 424335619. The next prime is 424335677. The reversal of 424335648 is 846533424.

It is an interprime number because it is at equal distance from previous prime (424335619) and next prime (424335677).

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15553 + ... + 33023.

It is an arithmetic number, because the mean of its divisors is an integer number (13208832).

Almost surely, 2^424335648 is an apocalyptic number.

424335648 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 424335648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (634023936).

424335648 is an abundant number, since it is smaller than the sum of its proper divisors (843712224).

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

424335648 is a wasteful number, since it uses less digits than its factorization.

424335648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17518 (or 17510 counting only the distinct ones).

The product of its digits is 276480, while the sum is 39.

The square root of 424335648 is about 20599.4089235589. The cubic root of 424335648 is about 751.4553359475.

The spelling of 424335648 in words is "four hundred twenty-four million, three hundred thirty-five thousand, six hundred forty-eight".