84249667 has 8 divisors (see below), whose sum is σ = 92540160. Its totient is φ = 76344840.

The previous prime is 84249643. The next prime is 84249673. The reversal of 84249667 is 76694248.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84249667 is a prime.

It is a super-2 number, since 2×84249667² = 14196012779221778, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84249617) 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, 95959 + ... + 96832.

It is an arithmetic number, because the mean of its divisors is an integer number (11567520).

Almost surely, 2^84249667 is an apocalyptic number.

84249667 is a deficient number, since it is larger than the sum of its proper divisors (8290493).

84249667 is a wasteful number, since it uses less digits than its factorization.

84249667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192833.

The product of its digits is 580608, while the sum is 46.

The square root of 84249667 is about 9178.7617356591. The cubic root of 84249667 is about 438.3853821998.

The spelling of 84249667 in words is "eighty-four million, two hundred forty-nine thousand, six hundred sixty-seven".