632764801 has 4 divisors (see below), whose sum is σ = 633832452. Its totient is φ = 631697152.

The previous prime is 632764757. The next prime is 632764819. The reversal of 632764801 is 108467236.

632764801 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 538286401 + 94478400 = 23201^2 + 9720^2 .

It is a cyclic number.

It is not a de Polignac number, because 632764801 - 2¹⁵ = 632732033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (632764841) 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, 532936 + ... + 534121.

It is an arithmetic number, because the mean of its divisors is an integer number (158458113).

Almost surely, 2^632764801 is an apocalyptic number.

It is an amenable number.

632764801 is a deficient number, since it is larger than the sum of its proper divisors (1067651).

632764801 is a wasteful number, since it uses less digits than its factorization.

632764801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1067650.

The product of its (nonzero) digits is 48384, while the sum is 37.

The square root of 632764801 is about 25154.8166560601. The cubic root of 632764801 is about 858.5141103213.

The spelling of 632764801 in words is "six hundred thirty-two million, seven hundred sixty-four thousand, eight hundred one".