87060747 has 4 divisors (see below), whose sum is σ = 116081000. Its totient is φ = 58040496.

The previous prime is 87060719. The next prime is 87060781. The reversal of 87060747 is 74706078.

It is a happy number.

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

It is not a de Polignac number, because 87060747 - 2⁷ = 87060619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (87060947) 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, 14510122 + ... + 14510127.

It is an arithmetic number, because the mean of its divisors is an integer number (29020250).

Almost surely, 2^87060747 is an apocalyptic number.

87060747 is a deficient number, since it is larger than the sum of its proper divisors (29020253).

87060747 is a wasteful number, since it uses less digits than its factorization.

87060747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29020252.

The product of its (nonzero) digits is 65856, while the sum is 39.

The square root of 87060747 is about 9330.6348658599. The cubic root of 87060747 is about 443.2078695352.

The spelling of 87060747 in words is "eighty-seven million, sixty thousand, seven hundred forty-seven".