83424770 has 64 divisors (see below), whose sum is σ = 177883776. Its totient is φ = 27770880.

The previous prime is 83424769. The next prime is 83424857. The reversal of 83424770 is 7742438.

It is a self number, because there is not a number n which added to its sum of digits gives 83424770.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 324482 + ... + 324738.

It is an arithmetic number, because the mean of its divisors is an integer number (2779434).

Almost surely, 2^83424770 is an apocalyptic number.

83424770 is an abundant number, since it is smaller than the sum of its proper divisors (94459006).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

83424770 is a wasteful number, since it uses less digits than its factorization.

83424770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515.

The product of its (nonzero) digits is 37632, while the sum is 35.

The square root of 83424770 is about 9133.7161112003. The cubic root of 83424770 is about 436.9499285456.

The spelling of 83424770 in words is "eighty-three million, four hundred twenty-four thousand, seven hundred seventy".