900983 has 4 divisors (see below), whose sum is σ = 954000. Its totient is φ = 847968.

The previous prime is 900973. The next prime is 900997. The reversal of 900983 is 389009.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 389009 = 71 ⋅5479.

It is a cyclic number.

It is not a de Polignac number, because 900983 - 2¹⁸ = 638839 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (900973) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26483 + ... + 26516.

It is an arithmetic number, because the mean of its divisors is an integer number (238500).

2⁹⁰⁰⁹⁸³ is an apocalyptic number.

900983 is a deficient number, since it is larger than the sum of its proper divisors (53017).

900983 is a wasteful number, since it uses less digits than its factorization.

900983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53016.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 900983 is about 949.2012431513. The cubic root of 900983 is about 96.5840766361.

It can be divided in two parts, 9009 and 83, that multiplied together give a palindrome (747747).

The spelling of 900983 in words is "nine hundred thousand, nine hundred eighty-three".