938870984 has 8 divisors (see below), whose sum is σ = 1760383110. Its totient is φ = 469435488.

The previous prime is 938870983. The next prime is 938871029. The reversal of 938870984 is 489078839.

938870984 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 936972100 + 1898884 = 30610^2 + 1378^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (938870983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58679429 + ... + 58679444.

Almost surely, 2^938870984 is an apocalyptic number.

It is an amenable number.

938870984 is a deficient number, since it is larger than the sum of its proper divisors (821512126).

938870984 is a wasteful number, since it uses less digits than its factorization.

938870984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117358879 (or 117358875 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 56.

The square root of 938870984 is about 30641.0016807545. The cubic root of 938870984 is about 979.1937642221.

The spelling of 938870984 in words is "nine hundred thirty-eight million, eight hundred seventy thousand, nine hundred eighty-four".