84046537 has 4 divisors (see below), whose sum is σ = 84073860. Its totient is φ = 84019216.

The previous prime is 84046511. The next prime is 84046541. The reversal of 84046537 is 73564048.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 41744521 + 42302016 = 6461^2 + 6504^2 .

It is a cyclic number.

It is not a de Polignac number, because 84046537 - 2⁷ = 84046409 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 84046496 and 84046505.

It is not an unprimeable number, because it can be changed into a prime (84041537) 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, 8362 + ... + 15427.

It is an arithmetic number, because the mean of its divisors is an integer number (21018465).

Almost surely, 2^84046537 is an apocalyptic number.

It is an amenable number.

84046537 is a deficient number, since it is larger than the sum of its proper divisors (27323).

84046537 is a wasteful number, since it uses less digits than its factorization.

84046537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27322.

The product of its (nonzero) digits is 80640, while the sum is 37.

The square root of 84046537 is about 9167.6898398670. The cubic root of 84046537 is about 438.0327759158.

It can be divided in two parts, 8404 and 6537, that added together give a palindrome (14941).

The spelling of 84046537 in words is "eighty-four million, forty-six thousand, five hundred thirty-seven".