84047537 has 8 divisors (see below), whose sum is σ = 96952896. Its totient is φ = 71366832.

The previous prime is 84047533. The next prime is 84047549. The reversal of 84047537 is 73574048.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 84047537 - 2² = 84047533 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 84047537.

It is not an unprimeable number, because it can be changed into a prime (84047533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55358 + ... + 56855.

It is an arithmetic number, because the mean of its divisors is an integer number (12119112).

Almost surely, 2^84047537 is an apocalyptic number.

It is an amenable number.

84047537 is a deficient number, since it is larger than the sum of its proper divisors (12905359).

84047537 is a wasteful number, since it uses less digits than its factorization.

84047537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112327.

The product of its (nonzero) digits is 94080, while the sum is 38.

The square root of 84047537 is about 9167.7443790717. The cubic root of 84047537 is about 438.0345131718.

The spelling of 84047537 in words is "eighty-four million, forty-seven thousand, five hundred thirty-seven".