463678344 has 160 divisors (see below), whose sum is σ = 1383117120. Its totient is φ = 144802944.

The previous prime is 463678343. The next prime is 463678357. The reversal of 463678344 is 443876364.

463678344 is a `hidden beast` number, since 4 + 636 + 7 + 8 + 3 + 4 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 463678344.

It is not an unprimeable number, because it can be changed into a prime (463678343) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 789619 + ... + 790205.

It is an arithmetic number, because the mean of its divisors is an integer number (8644482).

Almost surely, 2^463678344 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 463678344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (691558560).

463678344 is an abundant number, since it is smaller than the sum of its proper divisors (919438776).

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

463678344 is a wasteful number, since it uses less digits than its factorization.

463678344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 681 (or 668 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 45.

The square root of 463678344 is about 21533.1916816806. The cubic root of 463678344 is about 773.9963944307.

The spelling of 463678344 in words is "four hundred sixty-three million, six hundred seventy-eight thousand, three hundred forty-four".