84221035 has 4 divisors (see below), whose sum is σ = 101065248. Its totient is φ = 67376824.

The previous prime is 84221023. The next prime is 84221051. The reversal of 84221035 is 53012248.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 84221035 - 2⁵ = 84221003 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8422099 + ... + 8422108.

It is an arithmetic number, because the mean of its divisors is an integer number (25266312).

Almost surely, 2^84221035 is an apocalyptic number.

84221035 is a deficient number, since it is larger than the sum of its proper divisors (16844213).

84221035 is a wasteful number, since it uses less digits than its factorization.

84221035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16844212.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 84221035 is about 9177.2019156168. The cubic root of 84221035 is about 438.3357152481.

The spelling of 84221035 in words is "eighty-four million, two hundred twenty-one thousand, thirty-five".