83958164 has 6 divisors (see below), whose sum is σ = 146926794. Its totient is φ = 41979080.

The previous prime is 83958163. The next prime is 83958167. The reversal of 83958164 is 46185938.

It can be written as a sum of positive squares in only one way, i.e., 62410000 + 21548164 = 7900^2 + 4642^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83958163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10494767 + ... + 10494774.

It is an arithmetic number, because the mean of its divisors is an integer number (24487799).

Almost surely, 2^83958164 is an apocalyptic number.

It is an amenable number.

83958164 is a deficient number, since it is larger than the sum of its proper divisors (62968630).

83958164 is a wasteful number, since it uses less digits than its factorization.

83958164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20989545 (or 20989543 counting only the distinct ones).

The product of its digits is 207360, while the sum is 44.

The square root of 83958164 is about 9162.8687647483. The cubic root of 83958164 is about 437.8791949456.

The spelling of 83958164 in words is "eighty-three million, nine hundred fifty-eight thousand, one hundred sixty-four".