900495983 has 8 divisors (see below), whose sum is σ = 927799488. Its totient is φ = 873531904.

The previous prime is 900495949. The next prime is 900496021. The reversal of 900495983 is 389594009.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 900495983 - 2⁶ = 900495919 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (900495943) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 79466 + ... + 90087.

It is an arithmetic number, because the mean of its divisors is an integer number (115974936).

Almost surely, 2^900495983 is an apocalyptic number.

900495983 is a deficient number, since it is larger than the sum of its proper divisors (27303505).

900495983 is a wasteful number, since it uses less digits than its factorization.

900495983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169713.

The product of its (nonzero) digits is 349920, while the sum is 47.

The square root of 900495983 is about 30008.2652447622. The cubic root of 900495983 is about 965.6667099322. Note that the first 3 decimals are identical.

The spelling of 900495983 in words is "nine hundred million, four hundred ninety-five thousand, nine hundred eighty-three".