84479435 has 4 divisors (see below), whose sum is σ = 101375328. Its totient is φ = 67583544.

The previous prime is 84479431. The next prime is 84479441. The reversal of 84479435 is 53497448.

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 84479435 - 2² = 84479431 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84479431) 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, 8447939 + ... + 8447948.

It is an arithmetic number, because the mean of its divisors is an integer number (25343832).

Almost surely, 2^84479435 is an apocalyptic number.

84479435 is a deficient number, since it is larger than the sum of its proper divisors (16895893).

84479435 is a wasteful number, since it uses less digits than its factorization.

84479435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16895892.

The product of its digits is 483840, while the sum is 44.

The square root of 84479435 is about 9191.2694988233. The cubic root of 84479435 is about 438.7835459993.

The spelling of 84479435 in words is "eighty-four million, four hundred seventy-nine thousand, four hundred thirty-five".