83948636 has 6 divisors (see below), whose sum is σ = 146910120. Its totient is φ = 41974316.

The previous prime is 83948629. The next prime is 83948647. The reversal of 83948636 is 63684938.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10493576 + ... + 10493583.

It is an arithmetic number, because the mean of its divisors is an integer number (24485020).

Almost surely, 2^83948636 is an apocalyptic number.

It is an amenable number.

83948636 is a deficient number, since it is larger than the sum of its proper divisors (62961484).

83948636 is a wasteful number, since it uses less digits than its factorization.

83948636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20987163 (or 20987161 counting only the distinct ones).

The product of its digits is 746496, while the sum is 47.

The square root of 83948636 is about 9162.3488254923. The cubic root of 83948636 is about 437.8626300653.

The spelling of 83948636 in words is "eighty-three million, nine hundred forty-eight thousand, six hundred thirty-six".