838972 has 6 divisors (see below), whose sum is σ = 1468208. Its totient is φ = 419484.

The previous prime is 838969. The next prime is 838991. The reversal of 838972 is 279838.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 104868 + ... + 104875.

2⁸³⁸⁹⁷² is an apocalyptic number.

It is an amenable number.

838972 is a deficient number, since it is larger than the sum of its proper divisors (629236).

838972 is a wasteful number, since it uses less digits than its factorization.

838972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209747 (or 209745 counting only the distinct ones).

The product of its digits is 24192, while the sum is 37.

The square root of 838972 is about 915.9541473240. The cubic root of 838972 is about 94.3153735019.

The spelling of 838972 in words is "eight hundred thirty-eight thousand, nine hundred seventy-two".