424644480 has 384 divisors, whose sum is σ = 1623978720. Its totient is φ = 101597184.

The previous prime is 424644457. The next prime is 424644497. The reversal of 424644480 is 84446424.

424644480 is a `hidden beast` number, since 4 + 2 + 4 + 644 + 4 + 8 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (384).

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 47 ways as a sum of consecutive naturals, for example, 3968587 + ... + 3968693.

Almost surely, 2^424644480 is an apocalyptic number.

424644480 is a gapful number since it is divisible by the number (40) 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 424644480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (811989360).

424644480 is an abundant number, since it is smaller than the sum of its proper divisors (1199334240).

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

424644480 is a wasteful number, since it uses less digits than its factorization.

424644480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198 (or 183 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 36.

The square root of 424644480 is about 20606.9036975476. The cubic root of 424644480 is about 751.6375951073.

The spelling of 424644480 in words is "four hundred twenty-four million, six hundred forty-four thousand, four hundred eighty".