84214667 has 4 divisors (see below), whose sum is σ = 84685320. Its totient is φ = 83744016.

The previous prime is 84214657. The next prime is 84214673. The reversal of 84214667 is 76641248.

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 84214667 - 2²² = 80020363 is a prime.

It is a super-2 number, since 2×84214667² = 14184220275841778, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 84214667.

It is not an unprimeable number, because it can be changed into a prime (84214657) 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, 235058 + ... + 235415.

It is an arithmetic number, because the mean of its divisors is an integer number (21171330).

Almost surely, 2^84214667 is an apocalyptic number.

84214667 is a deficient number, since it is larger than the sum of its proper divisors (470653).

84214667 is a wasteful number, since it uses less digits than its factorization.

84214667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 470652.

The product of its digits is 64512, while the sum is 38.

The square root of 84214667 is about 9176.8549623496. The cubic root of 84214667 is about 438.3246673660.

The spelling of 84214667 in words is "eighty-four million, two hundred fourteen thousand, six hundred sixty-seven".