84404245 has 8 divisors (see below), whose sum is σ = 103440384. Its totient is φ = 66086544.

The previous prime is 84404233. The next prime is 84404263. The reversal of 84404245 is 54240448.

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 84404245 - 2⁹ = 84403733 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 179349 + ... + 179818.

It is an arithmetic number, because the mean of its divisors is an integer number (12930048).

Almost surely, 2^84404245 is an apocalyptic number.

It is an amenable number.

84404245 is a deficient number, since it is larger than the sum of its proper divisors (19036139).

84404245 is a wasteful number, since it uses less digits than its factorization.

84404245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359219.

The product of its (nonzero) digits is 20480, while the sum is 31.

The square root of 84404245 is about 9187.1782936873. The cubic root of 84404245 is about 438.6533291887.

The spelling of 84404245 in words is "eighty-four million, four hundred four thousand, two hundred forty-five".