84364091 has 8 divisors (see below), whose sum is σ = 96567264. Its totient is φ = 72198720.

The previous prime is 84364087. The next prime is 84364097. The reversal of 84364091 is 19046348.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 84364091 - 2² = 84364087 is a prime.

It is a super-3 number, since 3×84364091³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84364097) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4490 + ... + 13743.

It is an arithmetic number, because the mean of its divisors is an integer number (12070908).

Almost surely, 2^84364091 is an apocalyptic number.

84364091 is a deficient number, since it is larger than the sum of its proper divisors (12203173).

84364091 is a wasteful number, since it uses less digits than its factorization.

84364091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18901.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 84364091 is about 9184.9927054952. The cubic root of 84364091 is about 438.5837573338.

The spelling of 84364091 in words is "eighty-four million, three hundred sixty-four thousand, ninety-one".