983564128 has 12 divisors (see below), whose sum is σ = 1936391940. Its totient is φ = 491782048.

The previous prime is 983564123. The next prime is 983564137. The reversal of 983564128 is 821465389.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (983564123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15368158 + ... + 15368221.

It is an arithmetic number, because the mean of its divisors is an integer number (161365995).

Almost surely, 2^983564128 is an apocalyptic number.

It is an amenable number.

983564128 is a deficient number, since it is larger than the sum of its proper divisors (952827812).

983564128 is a wasteful number, since it uses less digits than its factorization.

983564128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30736389 (or 30736381 counting only the distinct ones).

The product of its digits is 414720, while the sum is 46.

The square root of 983564128 is about 31361.8259672488. The cubic root of 983564128 is about 994.4910835682.

The spelling of 983564128 in words is "nine hundred eighty-three million, five hundred sixty-four thousand, one hundred twenty-eight".