84532459 has 4 divisors (see below), whose sum is σ = 92217240. Its totient is φ = 76847680.

The previous prime is 84532439. The next prime is 84532489. The reversal of 84532459 is 95423548.

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 84532459 - 2¹³ = 84524267 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84532439) 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, 3842374 + ... + 3842395.

It is an arithmetic number, because the mean of its divisors is an integer number (23054310).

Almost surely, 2^84532459 is an apocalyptic number.

84532459 is a deficient number, since it is larger than the sum of its proper divisors (7684781).

84532459 is a wasteful number, since it uses less digits than its factorization.

84532459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7684780.

The product of its digits is 172800, while the sum is 40.

The square root of 84532459 is about 9194.1535227556. The cubic root of 84532459 is about 438.8753284659.

The spelling of 84532459 in words is "eighty-four million, five hundred thirty-two thousand, four hundred fifty-nine".