83868753 has 4 divisors (see below), whose sum is σ = 111825008. Its totient is φ = 55912500.

The previous prime is 83868709. The next prime is 83868767. The reversal of 83868753 is 35786838.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 83868753 - 2¹³ = 83860561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83868773) 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, 13978123 + ... + 13978128.

It is an arithmetic number, because the mean of its divisors is an integer number (27956252).

Almost surely, 2^83868753 is an apocalyptic number.

It is an amenable number.

83868753 is a deficient number, since it is larger than the sum of its proper divisors (27956255).

83868753 is a wasteful number, since it uses less digits than its factorization.

83868753 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27956254.

The product of its digits is 967680, while the sum is 48.

The square root of 83868753 is about 9157.9884800102. The cubic root of 83868753 is about 437.7237003474.

The spelling of 83868753 in words is "eighty-three million, eight hundred sixty-eight thousand, seven hundred fifty-three".