889748383 has 4 divisors (see below), whose sum is σ = 891137088. Its totient is φ = 888359680.

The previous prime is 889748371. The next prime is 889748407. The reversal of 889748383 is 383847988.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 889748383 - 2⁵ = 889748351 is a prime.

It is a super-2 number, since 2×889748383² = 1583304370102229378, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (889748183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 693391 + ... + 694672.

It is an arithmetic number, because the mean of its divisors is an integer number (222784272).

Almost surely, 2^889748383 is an apocalyptic number.

889748383 is a deficient number, since it is larger than the sum of its proper divisors (1388705).

889748383 is a wasteful number, since it uses less digits than its factorization.

889748383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1388704.

The product of its digits is 9289728, while the sum is 58.

The square root of 889748383 is about 29828.6503717483. The cubic root of 889748383 is about 961.8095149606.

The spelling of 889748383 in words is "eight hundred eighty-nine million, seven hundred forty-eight thousand, three hundred eighty-three".