463976641 has 4 divisors (see below), whose sum is σ = 464025172. Its totient is φ = 463928112.

The previous prime is 463976629. The next prime is 463976647. The reversal of 463976641 is 146679364.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 420086016 + 43890625 = 20496^2 + 6625^2 .

It is a cyclic number.

It is not a de Polignac number, because 463976641 - 2¹¹ = 463974593 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 463976591 and 463976600.

It is not an unprimeable number, because it can be changed into a prime (463976647) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4626 + ... + 30811.

It is an arithmetic number, because the mean of its divisors is an integer number (116006293).

Almost surely, 2^463976641 is an apocalyptic number.

It is an amenable number.

463976641 is a deficient number, since it is larger than the sum of its proper divisors (48531).

463976641 is a wasteful number, since it uses less digits than its factorization.

463976641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48530.

The product of its digits is 653184, while the sum is 46.

The square root of 463976641 is about 21540.1170145382. The cubic root of 463976641 is about 774.1623365559.

The spelling of 463976641 in words is "four hundred sixty-three million, nine hundred seventy-six thousand, six hundred forty-one".