632400383 has 4 divisors (see below), whose sum is σ = 634277280. Its totient is φ = 630523488.

The previous prime is 632400371. The next prime is 632400421. The reversal of 632400383 is 383004236.

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

It is a cyclic number.

It is not a de Polignac number, because 632400383 - 2⁴ = 632400367 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (632400283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 937943 + ... + 938616.

It is an arithmetic number, because the mean of its divisors is an integer number (158569320).

Almost surely, 2^632400383 is an apocalyptic number.

632400383 is a deficient number, since it is larger than the sum of its proper divisors (1876897).

632400383 is a wasteful number, since it uses less digits than its factorization.

632400383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1876896.

The product of its (nonzero) digits is 10368, while the sum is 29.

The square root of 632400383 is about 25147.5721094502. The cubic root of 632400383 is about 858.3492686226.

The spelling of 632400383 in words is "six hundred thirty-two million, four hundred thousand, three hundred eighty-three".