84356663 has 8 divisors (see below), whose sum is σ = 88424448. Its totient is φ = 80322264.

The previous prime is 84356653. The next prime is 84356687. The reversal of 84356663 is 36665348.

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 84356663 - 2⁸ = 84356407 is a prime.

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 84356663.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84356653) 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, 3095 + ... + 13352.

It is an arithmetic number, because the mean of its divisors is an integer number (11053056).

Almost surely, 2^84356663 is an apocalyptic number.

84356663 is a deficient number, since it is larger than the sum of its proper divisors (4067785).

84356663 is a wasteful number, since it uses less digits than its factorization.

84356663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16693.

The product of its digits is 311040, while the sum is 41.

The square root of 84356663 is about 9184.5883413466. The cubic root of 84356663 is about 438.5708849702.

The spelling of 84356663 in words is "eighty-four million, three hundred fifty-six thousand, six hundred sixty-three".