84338071 has 4 divisors (see below), whose sum is σ = 89299152. Its totient is φ = 79376992.

The previous prime is 84338063. The next prime is 84338083. The reversal of 84338071 is 17083348.

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 84338071 - 2³ = 84338063 is a prime.

It is a super-2 number, since 2×84338071² = 14225820440002082, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84338021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2480515 + ... + 2480548.

It is an arithmetic number, because the mean of its divisors is an integer number (22324788).

Almost surely, 2^84338071 is an apocalyptic number.

84338071 is a deficient number, since it is larger than the sum of its proper divisors (4961081).

84338071 is a wasteful number, since it uses less digits than its factorization.

84338071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4961080.

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 84338071 is about 9183.5761552894. The cubic root of 84338071 is about 438.5386626232.

The spelling of 84338071 in words is "eighty-four million, three hundred thirty-eight thousand, seventy-one".