87575650 has 24 divisors (see below), whose sum is σ = 168510420. Its totient is φ = 33821760.

The previous prime is 87575641. The next prime is 87575669. The reversal of 87575650 is 5657578.

It can be written as a sum of positive squares in 6 ways, for example, as 20875761 + 66699889 = 4569^2 + 8167^2 .

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 87575597 and 87575606.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 28749 + ... + 31648.

Almost surely, 2^87575650 is an apocalyptic number.

87575650 is a deficient number, since it is larger than the sum of its proper divisors (80934770).

87575650 is a wasteful number, since it uses less digits than its factorization.

87575650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60438 (or 60433 counting only the distinct ones).

The product of its (nonzero) digits is 294000, while the sum is 43.

The square root of 87575650 is about 9358.1862558938. The cubic root of 87575650 is about 444.0799067557.

The spelling of 87575650 in words is "eighty-seven million, five hundred seventy-five thousand, six hundred fifty".