53847642 has 8 divisors (see below), whose sum is σ = 107695296. Its totient is φ = 17949212.

The previous prime is 53847641. The next prime is 53847649. The reversal of 53847642 is 24674835.

It is a happy number.

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

53847642 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 53847642.

It is not an unprimeable number, because it can be changed into a prime (53847641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4487298 + ... + 4487309.

It is an arithmetic number, because the mean of its divisors is an integer number (13461912).

Almost surely, 2^53847642 is an apocalyptic number.

53847642 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.

53847642 is a wasteful number, since it uses less digits than its factorization.

53847642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8974612.

The product of its digits is 161280, while the sum is 39.

The square root of 53847642 is about 7338.0952569451. The cubic root of 53847642 is about 377.6205003967.

The spelling of 53847642 in words is "fifty-three million, eight hundred forty-seven thousand, six hundred forty-two".