36413821 has 8 divisors (see below), whose sum is σ = 37969920. Its totient is φ = 34877808.

The previous prime is 36413803. The next prime is 36413827. The reversal of 36413821 is 12831463.

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 36413821 - 2⁵ = 36413789 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 36413821.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36413827) 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, 1261 + ... + 8626.

It is an arithmetic number, because the mean of its divisors is an integer number (4746240).

Almost surely, 2^36413821 is an apocalyptic number.

It is an amenable number.

36413821 is a deficient number, since it is larger than the sum of its proper divisors (1556099).

36413821 is a wasteful number, since it uses less digits than its factorization.

36413821 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10043.

The product of its digits is 3456, while the sum is 28.

The square root of 36413821 is about 6034.3865471148. The cubic root of 36413821 is about 331.4530993239.

The spelling of 36413821 in words is "thirty-six million, four hundred thirteen thousand, eight hundred twenty-one".