83948867 has 4 divisors (see below), whose sum is σ = 83984256. Its totient is φ = 83913480.

The previous prime is 83948863. The next prime is 83948927. The reversal of 83948867 is 76884938.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 83948867 - 2² = 83948863 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83948863) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 13859 + ... + 18972.

It is an arithmetic number, because the mean of its divisors is an integer number (20996064).

Almost surely, 2^83948867 is an apocalyptic number.

83948867 is a deficient number, since it is larger than the sum of its proper divisors (35389).

83948867 is a wasteful number, since it uses less digits than its factorization.

83948867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35388.

The product of its digits is 2322432, while the sum is 53.

The square root of 83948867 is about 9162.3614314215. The cubic root of 83948867 is about 437.8630316846.

The spelling of 83948867 in words is "eighty-three million, nine hundred forty-eight thousand, eight hundred sixty-seven".