84470959 has 4 divisors (see below), whose sum is σ = 84532320. Its totient is φ = 84409600.

The previous prime is 84470957. The next prime is 84470983. The reversal of 84470959 is 95907448.

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 84470959 - 2¹ = 84470957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84470951) 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, 28567 + ... + 31384.

It is an arithmetic number, because the mean of its divisors is an integer number (21133080).

Almost surely, 2^84470959 is an apocalyptic number.

84470959 is a deficient number, since it is larger than the sum of its proper divisors (61361).

84470959 is a wasteful number, since it uses less digits than its factorization.

84470959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61360.

The product of its (nonzero) digits is 362880, while the sum is 46.

The square root of 84470959 is about 9190.8083975241. The cubic root of 84470959 is about 438.7688708155.

The spelling of 84470959 in words is "eighty-four million, four hundred seventy thousand, nine hundred fifty-nine".