84546331 has 4 divisors (see below), whose sum is σ = 87273664. Its totient is φ = 81819000.

The previous prime is 84546277. The next prime is 84546349. The reversal of 84546331 is 13364548.

It is a happy number.

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 84546331 - 2⁹ = 84545819 is a prime.

It is a super-2 number, since 2×84546331² = 14296164171123122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84546361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1363620 + ... + 1363681.

It is an arithmetic number, because the mean of its divisors is an integer number (21818416).

Almost surely, 2^84546331 is an apocalyptic number.

84546331 is a deficient number, since it is larger than the sum of its proper divisors (2727333).

84546331 is a wasteful number, since it uses less digits than its factorization.

84546331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2727332.

The product of its digits is 34560, while the sum is 34.

The square root of 84546331 is about 9194.9078842585. The cubic root of 84546331 is about 438.8993340200.

The spelling of 84546331 in words is "eighty-four million, five hundred forty-six thousand, three hundred thirty-one".