52661382 has 8 divisors (see below), whose sum is σ = 105322776. Its totient is φ = 17553792.

The previous prime is 52661381. The next prime is 52661387. The reversal of 52661382 is 28316625.

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

52661382 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52661381) 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, 4388443 + ... + 4388454.

It is an arithmetic number, because the mean of its divisors is an integer number (13165347).

Almost surely, 2^52661382 is an apocalyptic number.

52661382 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

52661382 is a wasteful number, since it uses less digits than its factorization.

52661382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8776902.

The product of its digits is 17280, while the sum is 33.

The square root of 52661382 is about 7256.8162440563. The cubic root of 52661382 is about 374.8268996646.

The spelling of 52661382 in words is "fifty-two million, six hundred sixty-one thousand, three hundred eighty-two".