87583713 has 16 divisors (see below), whose sum is σ = 133754880. Its totient is φ = 49937616.

The previous prime is 87583697. The next prime is 87583729. The reversal of 87583713 is 31738578.

It is an interprime number because it is at equal distance from previous prime (87583697) and next prime (87583729).

It is not a de Polignac number, because 87583713 - 2⁴ = 87583697 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (87583753) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5706 + ... + 14412.

It is an arithmetic number, because the mean of its divisors is an integer number (8359680).

Almost surely, 2^87583713 is an apocalyptic number.

It is an amenable number.

87583713 is a deficient number, since it is larger than the sum of its proper divisors (46171167).

87583713 is a wasteful number, since it uses less digits than its factorization.

87583713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9196.

The product of its digits is 141120, while the sum is 42.

The square root of 87583713 is about 9358.6170452690. The cubic root of 87583713 is about 444.0935349975.

The spelling of 87583713 in words is "eighty-seven million, five hundred eighty-three thousand, seven hundred thirteen".