36855421 has 8 divisors (see below), whose sum is σ = 38944800. Its totient is φ = 34781040.

The previous prime is 36855419. The next prime is 36855431. The reversal of 36855421 is 12455863.

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

It is a cyclic number.

It is not a de Polignac number, because 36855421 - 2¹ = 36855419 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 (36855431) 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, 1506 + ... + 8716.

It is an arithmetic number, because the mean of its divisors is an integer number (4868100).

Almost surely, 2^36855421 is an apocalyptic number.

It is an amenable number.

36855421 is a deficient number, since it is larger than the sum of its proper divisors (2089379).

36855421 is a wasteful number, since it uses less digits than its factorization.

36855421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7499.

The product of its digits is 28800, while the sum is 34.

The square root of 36855421 is about 6070.8665773512. The cubic root of 36855421 is about 332.7875922097.

The spelling of 36855421 in words is "thirty-six million, eight hundred fifty-five thousand, four hundred twenty-one".