84527316 has 18 divisors (see below), whose sum is σ = 213666362. Its totient is φ = 28175760.

The previous prime is 84527279. The next prime is 84527341. The reversal of 84527316 is 61372548.

It can be written as a sum of positive squares in only one way, i.e., 70056900 + 14470416 = 8370^2 + 3804^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 2347981 = 84527316 / (8 + 4 + 5 + 2 + 7 + 3 + 1 + 6).

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 1173955 + ... + 1174026.

Almost surely, 2^84527316 is an apocalyptic number.

It is an amenable number.

84527316 is an abundant number, since it is smaller than the sum of its proper divisors (129139046).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84527316 is a wasteful number, since it uses less digits than its factorization.

84527316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2347991 (or 2347986 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 84527316 is about 9193.8738298935. The cubic root of 84527316 is about 438.8664278155.

The spelling of 84527316 in words is "eighty-four million, five hundred twenty-seven thousand, three hundred sixteen".