83357830 has 16 divisors (see below), whose sum is σ = 150148080. Its totient is φ = 33320032.

The previous prime is 83357809. The next prime is 83357843. The reversal of 83357830 is 3875338.

It is a self number, because there is not a number n which added to its sum of digits gives 83357830.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26712 + ... + 29668.

It is an arithmetic number, because the mean of its divisors is an integer number (9384255).

Almost surely, 2^83357830 is an apocalyptic number.

83357830 is a deficient number, since it is larger than the sum of its proper divisors (66790250).

83357830 is a wasteful number, since it uses less digits than its factorization.

83357830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5783.

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 83357830 is about 9130.0509308547. The cubic root of 83357830 is about 436.8330277939.

The spelling of 83357830 in words is "eighty-three million, three hundred fifty-seven thousand, eight hundred thirty".