83424773 has 8 divisors (see below), whose sum is σ = 86328000. Its totient is φ = 80565408.

The previous prime is 83424769. The next prime is 83424857. The reversal of 83424773 is 37742438.

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 83424773 - 2² = 83424769 is a prime.

It is a super-3 number, since 3×83424773³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83424713) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7073 + ... + 14726.

It is an arithmetic number, because the mean of its divisors is an integer number (10791000).

Almost surely, 2^83424773 is an apocalyptic number.

It is an amenable number.

83424773 is a deficient number, since it is larger than the sum of its proper divisors (2903227).

83424773 is a wasteful number, since it uses less digits than its factorization.

83424773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21931.

The product of its digits is 112896, while the sum is 38.

The square root of 83424773 is about 9133.7162754270. The cubic root of 83424773 is about 436.9499337832.

The spelling of 83424773 in words is "eighty-three million, four hundred twenty-four thousand, seven hundred seventy-three".