463663620 has 144 divisors (see below), whose sum is σ = 1618675968. Its totient is φ = 105235200.

The previous prime is 463663619. The next prime is 463663633. The reversal of 463663620 is 26366364.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 189042 + ... + 191478.

Almost surely, 2^463663620 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 463663620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (809337984).

463663620 is an abundant number, since it is smaller than the sum of its proper divisors (1155012348).

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

463663620 is a wasteful number, since it uses less digits than its factorization.

463663620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2610 (or 2605 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 36.

The square root of 463663620 is about 21532.8497881725. The cubic root of 463663620 is about 773.9882016510.

The spelling of 463663620 in words is "four hundred sixty-three million, six hundred sixty-three thousand, six hundred twenty".