983923655 has 32 divisors (see below), whose sum is σ = 1389503808. Its totient is φ = 659404800.

The previous prime is 983923643. The next prime is 983923669. The reversal of 983923655 is 556329389.

It is not a de Polignac number, because 983923655 - 2²⁰ = 982875079 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 757967 + ... + 759263.

It is an arithmetic number, because the mean of its divisors is an integer number (43421994).

Almost surely, 2^983923655 is an apocalyptic number.

983923655 is a deficient number, since it is larger than the sum of its proper divisors (405580153).

983923655 is a wasteful number, since it uses less digits than its factorization.

983923655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2387.

The product of its digits is 1749600, while the sum is 50.

The square root of 983923655 is about 31367.5573642577. The cubic root of 983923655 is about 994.6122425346.

The spelling of 983923655 in words is "nine hundred eighty-three million, nine hundred twenty-three thousand, six hundred fifty-five".