36836172 has 18 divisors (see below), whose sum is σ = 93113748. Its totient is φ = 12278712.

The previous prime is 36836143. The next prime is 36836183. The reversal of 36836172 is 27163863.

It is a happy number.

36836172 is a `hidden beast` number, since 36 + 8 + 3 + 617 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×36836172² = 2713807135227168, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 1023227 = 36836172 / (3 + 6 + 8 + 3 + 6 + 1 + 7 + 2).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 511578 + ... + 511649.

It is an arithmetic number, because the mean of its divisors is an integer number (5172986).

Almost surely, 2^36836172 is an apocalyptic number.

It is an amenable number.

36836172 is an abundant number, since it is smaller than the sum of its proper divisors (56277576).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

36836172 is a wasteful number, since it uses less digits than its factorization.

36836172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1023237 (or 1023232 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 36836172 is about 6069.2810117839. The cubic root of 36836172 is about 332.7296455655.

The spelling of 36836172 in words is "thirty-six million, eight hundred thirty-six thousand, one hundred seventy-two".