86942528 has 14 divisors (see below), whose sum is σ = 172526706. Its totient is φ = 43471232.

The previous prime is 86942521. The next prime is 86942533. The reversal of 86942528 is 82524968.

It can be written as a sum of positive squares in only one way, i.e., 81144064 + 5798464 = 9008^2 + 2408^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86942521) by changing a digit.

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 as a sum of consecutive naturals, namely, 679175 + ... + 679302.

Almost surely, 2^86942528 is an apocalyptic number.

It is an amenable number.

86942528 is a deficient number, since it is larger than the sum of its proper divisors (85584178).

86942528 is a wasteful number, since it uses less digits than its factorization.

86942528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1358489 (or 1358479 counting only the distinct ones).

The product of its digits is 276480, while the sum is 44.

The square root of 86942528 is about 9324.2977215445. The cubic root of 86942528 is about 443.0071693473.

The spelling of 86942528 in words is "eighty-six million, nine hundred forty-two thousand, five hundred twenty-eight".