85837252 has 12 divisors (see below), whose sum is σ = 150392620. Its totient is φ = 42867936.

The previous prime is 85837249. The next prime is 85837253. The reversal of 85837252 is 25273858.

It can be written as a sum of positive squares in 2 ways, for example, as 42198016 + 43639236 = 6496^2 + 6606^2 .

It is not an unprimeable number, because it can be changed into a prime (85837253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is an upside-down number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8727 + ... + 15742.

Almost surely, 2^85837252 is an apocalyptic number.

It is an amenable number.

85837252 is a deficient number, since it is larger than the sum of its proper divisors (64555368).

85837252 is a wasteful number, since it uses less digits than its factorization.

85837252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25350 (or 25348 counting only the distinct ones).

The product of its digits is 134400, while the sum is 40.

The square root of 85837252 is about 9264.8395560851. The cubic root of 85837252 is about 441.1218822484.

The spelling of 85837252 in words is "eighty-five million, eight hundred thirty-seven thousand, two hundred fifty-two".