84002667 has 16 divisors (see below), whose sum is σ = 134741760. Its totient is φ = 45474912.

The previous prime is 84002663. The next prime is 84002689. The reversal of 84002667 is 76620048.

It is not a de Polignac number, because 84002667 - 2² = 84002663 is a prime.

It is a super-2 number, since 2×84002667² = 14112896126225778, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (84002663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104868 + ... + 105665.

It is an arithmetic number, because the mean of its divisors is an integer number (8421360).

Almost surely, 2^84002667 is an apocalyptic number.

84002667 is a deficient number, since it is larger than the sum of its proper divisors (50739093).

84002667 is a wasteful number, since it uses less digits than its factorization.

84002667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210562.

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 84002667 is about 9165.2968855351. The cubic root of 84002667 is about 437.9565489308.

The spelling of 84002667 in words is "eighty-four million, two thousand, six hundred sixty-seven".