52648242 has 16 divisors (see below), whose sum is σ = 109874880. Its totient is φ = 16786352.

The previous prime is 52648241. The next prime is 52648243. The reversal of 52648242 is 24284625.

It is an interprime number because it is at equal distance from previous prime (52648241) and next prime (52648243).

It is not an unprimeable number, because it can be changed into a prime (52648241) 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, 190617 + ... + 190892.

It is an arithmetic number, because the mean of its divisors is an integer number (6867180).

Almost surely, 2^52648242 is an apocalyptic number.

52648242 is an abundant number, since it is smaller than the sum of its proper divisors (57226638).

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

52648242 is a wasteful number, since it uses less digits than its factorization.

52648242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381537.

The product of its digits is 30720, while the sum is 33.

The square root of 52648242 is about 7255.9108318667. The cubic root of 52648242 is about 374.7957216300.

The spelling of 52648242 in words is "fifty-two million, six hundred forty-eight thousand, two hundred forty-two".