52644274 has 16 divisors (see below), whose sum is σ = 83770848. Its totient is φ = 24726592.

The previous prime is 52644271. The next prime is 52644311. The reversal of 52644274 is 47244625.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is not an unprimeable number, because it can be changed into a prime (52644271) 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, 22089 + ... + 24355.

It is an arithmetic number, because the mean of its divisors is an integer number (5235678).

Almost surely, 2^52644274 is an apocalyptic number.

52644274 is a deficient number, since it is larger than the sum of its proper divisors (31126574).

52644274 is a wasteful number, since it uses less digits than its factorization.

52644274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2969.

The product of its digits is 53760, while the sum is 34.

The square root of 52644274 is about 7255.6373944678. The cubic root of 52644274 is about 374.7863055082.

Adding to 52644274 its reverse (47244625), we get a palindrome (99888899).

The spelling of 52644274 in words is "fifty-two million, six hundred forty-four thousand, two hundred seventy-four".