84870268 has 18 divisors (see below), whose sum is σ = 169838088. Its totient is φ = 36352080.

The previous prime is 84870259. The next prime is 84870271. The reversal of 84870268 is 86207848.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 47878 + ... + 49618.

Almost surely, 2^84870268 is an apocalyptic number.

It is an amenable number.

84870268 is an abundant number, since it is smaller than the sum of its proper divisors (84967820).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84870268 is an equidigital number, since it uses as much as digits as its factorization.

84870268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3493 (or 1750 counting only the distinct ones).

The product of its (nonzero) digits is 172032, while the sum is 43.

The square root of 84870268 is about 9212.5060651269. The cubic root of 84870268 is about 439.4591633135.

The spelling of 84870268 in words is "eighty-four million, eight hundred seventy thousand, two hundred sixty-eight".