838377963 has 24 divisors (see below), whose sum is σ = 1266947136. Its totient is φ = 533673600.

The previous prime is 838377929. The next prime is 838377971. The reversal of 838377963 is 369773838.

It is not a de Polignac number, because 838377963 - 2⁸ = 838377707 is a prime.

It is not an unprimeable number, because it can be changed into a prime (838377973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6828 + ... + 41513.

It is an arithmetic number, because the mean of its divisors is an integer number (52789464).

Almost surely, 2^838377963 is an apocalyptic number.

838377963 is a deficient number, since it is larger than the sum of its proper divisors (428569173).

838377963 is a wasteful number, since it uses less digits than its factorization.

838377963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48435 (or 48432 counting only the distinct ones).

The product of its digits is 4572288, while the sum is 54.

The square root of 838377963 is about 28954.7571739084. The cubic root of 838377963 is about 942.9310813819.

The spelling of 838377963 in words is "eight hundred thirty-eight million, three hundred seventy-seven thousand, nine hundred sixty-three".