52354644 has 24 divisors (see below), whose sum is σ = 122871840. Its totient is φ = 17349984.

The previous prime is 52354609. The next prime is 52354649. The reversal of 52354644 is 44645325.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52354649) 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, 10534 + ... + 14685.

It is an arithmetic number, because the mean of its divisors is an integer number (5119660).

Almost surely, 2^52354644 is an apocalyptic number.

It is an amenable number.

52354644 is an abundant number, since it is smaller than the sum of its proper divisors (70517196).

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

52354644 is a wasteful number, since it uses less digits than its factorization.

52354644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25399 (or 25397 counting only the distinct ones).

The product of its digits is 57600, while the sum is 33.

The square root of 52354644 is about 7235.6509036852. The cubic root of 52354644 is about 374.0977277092.

Adding to 52354644 its reverse (44645325), we get a palindrome (96999969).

The spelling of 52354644 in words is "fifty-two million, three hundred fifty-four thousand, six hundred forty-four".