36801827 has 4 divisors (see below), whose sum is σ = 37351176. Its totient is φ = 36252480.

The previous prime is 36801823. The next prime is 36801839. The reversal of 36801827 is 72810863.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 36801827 - 2² = 36801823 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36801823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 274574 + ... + 274707.

It is an arithmetic number, because the mean of its divisors is an integer number (9337794).

Almost surely, 2^36801827 is an apocalyptic number.

36801827 is a deficient number, since it is larger than the sum of its proper divisors (549349).

36801827 is an equidigital number, since it uses as much as digits as its factorization.

36801827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 549348.

The product of its (nonzero) digits is 16128, while the sum is 35.

The square root of 36801827 is about 6066.4509393879. The cubic root of 36801827 is about 332.6262041881.

The spelling of 36801827 in words is "thirty-six million, eight hundred one thousand, eight hundred twenty-seven".