53826818 has 8 divisors (see below), whose sum is σ = 80809212. Its totient is φ = 26890416.

The previous prime is 53826793. The next prime is 53826847. The reversal of 53826818 is 81862835.

It can be written as a sum of positive squares in 2 ways, for example, as 46280809 + 7546009 = 6803^2 + 2747^2 .

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

It is an unprimeable number.

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, 8405 + ... + 13352.

Almost surely, 2^53826818 is an apocalyptic number.

53826818 is a deficient number, since it is larger than the sum of its proper divisors (26982394).

53826818 is a wasteful number, since it uses less digits than its factorization.

53826818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22996.

The product of its digits is 92160, while the sum is 41.

The square root of 53826818 is about 7336.6762229227. The cubic root of 53826818 is about 377.5718162272.

The spelling of 53826818 in words is "fifty-three million, eight hundred twenty-six thousand, eight hundred eighteen".