87575064 has 32 divisors (see below), whose sum is σ = 219579120. Its totient is φ = 29106176.

The previous prime is 87575051. The next prime is 87575083. The reversal of 87575064 is 46057578.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3304 + ... + 13640.

Almost surely, 2^87575064 is an apocalyptic number.

It is an amenable number.

87575064 is an abundant number, since it is smaller than the sum of its proper divisors (132004056).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

87575064 is a wasteful number, since it uses less digits than its factorization.

87575064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10699 (or 10695 counting only the distinct ones).

The product of its (nonzero) digits is 235200, while the sum is 42.

The square root of 87575064 is about 9358.1549463556. The cubic root of 87575064 is about 444.0789162543.

The spelling of 87575064 in words is "eighty-seven million, five hundred seventy-five thousand, sixty-four".