424262646 has 48 divisors (see below), whose sum is σ = 985162464. Its totient is φ = 131611392.

The previous prime is 424262603. The next prime is 424262651. The reversal of 424262646 is 646262424.

424262646 is a `hidden beast` number, since 4 + 2 + 4 + 2 + 6 + 2 + 646 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 424262646.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1470 + ... + 29166.

It is an arithmetic number, because the mean of its divisors is an integer number (20524218).

Almost surely, 2^424262646 is an apocalyptic number.

424262646 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 424262646, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (492581232).

424262646 is an abundant number, since it is smaller than the sum of its proper divisors (560899818).

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

424262646 is a wasteful number, since it uses less digits than its factorization.

424262646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27765 (or 27762 counting only the distinct ones).

The product of its digits is 110592, while the sum is 36.

The square root of 424262646 is about 20597.6369032955. The cubic root of 424262646 is about 751.4122404335.

The spelling of 424262646 in words is "four hundred twenty-four million, two hundred sixty-two thousand, six hundred forty-six".