87064 has 8 divisors (see below), whose sum is σ = 163260. Its totient is φ = 43528.

The previous prime is 87049. The next prime is 87071. The reversal of 87064 is 46078.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5434 + ... + 5449.

2⁸⁷⁰⁶⁴ is an apocalyptic number.

It is an amenable number.

87064 is a deficient number, since it is larger than the sum of its proper divisors (76196).

87064 is a wasteful number, since it uses less digits than its factorization.

87064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10889 (or 10885 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 87064 is about 295.0660942908. The cubic root of 87064 is about 44.3213389578.

The spelling of 87064 in words is "eighty-seven thousand, sixty-four".