463242420 has 108 divisors (see below), whose sum is σ = 1483225380. Its totient is φ = 117013248.

The previous prime is 463242343. The next prime is 463242443. The reversal of 463242420 is 24242364.

463242420 is a `hidden beast` number, since 4 + 632 + 4 + 2 + 4 + 20 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 229886244 + 233356176 = 15162^2 + 15276^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 61416 + ... + 68544.

Almost surely, 2^463242420 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 463242420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (741612690).

463242420 is an abundant number, since it is smaller than the sum of its proper divisors (1019982960).

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

463242420 is a wasteful number, since it uses less digits than its factorization.

463242420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7182 (or 7158 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

The square root of 463242420 is about 21523.0671606070. The cubic root of 463242420 is about 773.7537625863.

Adding to 463242420 its reverse (24242364), we get a palindrome (487484784).

The spelling of 463242420 in words is "four hundred sixty-three million, two hundred forty-two thousand, four hundred twenty".