84004367 has 4 divisors (see below), whose sum is σ = 86053296. Its totient is φ = 81955440.

The previous prime is 84004363. The next prime is 84004373. The reversal of 84004367 is 76340048.

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 84004367 - 2² = 84004363 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84004363) 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, 1024403 + ... + 1024484.

It is an arithmetic number, because the mean of its divisors is an integer number (21513324).

Almost surely, 2^84004367 is an apocalyptic number.

84004367 is a deficient number, since it is larger than the sum of its proper divisors (2048929).

84004367 is a wasteful number, since it uses less digits than its factorization.

84004367 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2048928.

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 84004367 is about 9165.3896261970. The cubic root of 84004367 is about 437.9595032859.

The spelling of 84004367 in words is "eighty-four million, four thousand, three hundred sixty-seven".