87547713 has 8 divisors (see below), whose sum is σ = 127342176. Its totient is φ = 53059200.

The previous prime is 87547657. The next prime is 87547727. The reversal of 87547713 is 31774578.

It is a happy number.

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

It is not a de Polignac number, because 87547713 - 2⁸ = 87547457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (87545713) 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, 1326448 + ... + 1326513.

It is an arithmetic number, because the mean of its divisors is an integer number (15917772).

Almost surely, 2^87547713 is an apocalyptic number.

It is an amenable number.

87547713 is a deficient number, since it is larger than the sum of its proper divisors (39794463).

87547713 is a wasteful number, since it uses less digits than its factorization.

87547713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2652975.

The product of its digits is 164640, while the sum is 42.

The square root of 87547713 is about 9356.6934864834. The cubic root of 87547713 is about 444.0326806153.

The spelling of 87547713 in words is "eighty-seven million, five hundred forty-seven thousand, seven hundred thirteen".