983937540 has 24 divisors (see below), whose sum is σ = 2755025280. Its totient is φ = 262383328.

The previous prime is 983937533. The next prime is 983937541. The reversal of 983937540 is 45739389.

It is a self number, because there is not a number n which added to its sum of digits gives 983937540.

It is not an unprimeable number, because it can be changed into a prime (983937541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8199420 + ... + 8199539.

It is an arithmetic number, because the mean of its divisors is an integer number (114792720).

Almost surely, 2^983937540 is an apocalyptic number.

It is an amenable number.

983937540 is an abundant number, since it is smaller than the sum of its proper divisors (1771087740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

983937540 is a wasteful number, since it uses less digits than its factorization.

983937540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16398971 (or 16398969 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 48.

The square root of 983937540 is about 31367.7786908796. The cubic root of 983937540 is about 994.6169211246.

The spelling of 983937540 in words is "nine hundred eighty-three million, nine hundred thirty-seven thousand, five hundred forty".