424642608 has 160 divisors (see below), whose sum is σ = 1329914880. Its totient is φ = 128943360.

The previous prime is 424642577. The next prime is 424642627. The reversal of 424642608 is 806246424.

It is a happy number.

424642608 is a `hidden beast` number, since 4 + 2 + 4 + 6 + 42 + 608 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 465673 + ... + 466583.

It is an arithmetic number, because the mean of its divisors is an integer number (8311968).

Almost surely, 2^424642608 is an apocalyptic number.

424642608 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 424642608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (664957440).

424642608 is an abundant number, since it is smaller than the sum of its proper divisors (905272272).

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

424642608 is a wasteful number, since it uses less digits than its factorization.

424642608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1024 (or 1012 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 36.

The square root of 424642608 is about 20606.8582758265. The cubic root of 424642608 is about 751.6364906009.

The spelling of 424642608 in words is "four hundred twenty-four million, six hundred forty-two thousand, six hundred eight".