36855287 has 8 divisors (see below), whose sum is σ = 42205056. Its totient is φ = 31526712.

The previous prime is 36855253. The next prime is 36855341. The reversal of 36855287 is 78255863.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 36855287 - 2¹⁰ = 36854263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36855227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1373 + ... + 8694.

It is an arithmetic number, because the mean of its divisors is an integer number (5275632).

Almost surely, 2^36855287 is an apocalyptic number.

36855287 is a deficient number, since it is larger than the sum of its proper divisors (5349769).

36855287 is a wasteful number, since it uses less digits than its factorization.

36855287 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10597.

The product of its digits is 403200, while the sum is 44.

The square root of 36855287 is about 6070.8555410255. The cubic root of 36855287 is about 332.7871888897.

It can be divided in two parts, 368 and 55287, that added together give a palindrome (55655).

The spelling of 36855287 in words is "thirty-six million, eight hundred fifty-five thousand, two hundred eighty-seven".