86550375 has 32 divisors (see below), whose sum is σ = 145080000. Its totient is φ = 45820800.

The previous prime is 86550371. The next prime is 86550389. The reversal of 86550375 is 57305568.

It is not a de Polignac number, because 86550375 - 2² = 86550371 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86550371) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 55101 + ... + 56649.

It is an arithmetic number, because the mean of its divisors is an integer number (4533750).

Almost surely, 2^86550375 is an apocalyptic number.

86550375 is a deficient number, since it is larger than the sum of its proper divisors (58529625).

86550375 is a wasteful number, since it uses less digits than its factorization.

86550375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1716 (or 1706 counting only the distinct ones).

The product of its (nonzero) digits is 126000, while the sum is 39.

The square root of 86550375 is about 9303.2454014715. The cubic root of 86550375 is about 442.3401062959.

The spelling of 86550375 in words is "eighty-six million, five hundred fifty thousand, three hundred seventy-five".