84168790 has 8 divisors (see below), whose sum is σ = 151503840. Its totient is φ = 33667512.

The previous prime is 84168787. The next prime is 84168793. The reversal of 84168790 is 9786148.

It is an interprime number because it is at equal distance from previous prime (84168787) and next prime (84168793).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84168793) 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, 4208430 + ... + 4208449.

It is an arithmetic number, because the mean of its divisors is an integer number (18937980).

Almost surely, 2^84168790 is an apocalyptic number.

84168790 is a deficient number, since it is larger than the sum of its proper divisors (67335050).

84168790 is a wasteful number, since it uses less digits than its factorization.

84168790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8416886.

The product of its (nonzero) digits is 96768, while the sum is 43.

The square root of 84168790 is about 9174.3550182016. The cubic root of 84168790 is about 438.2450586148.

The spelling of 84168790 in words is "eighty-four million, one hundred sixty-eight thousand, seven hundred ninety".