52644430 has 8 divisors (see below), whose sum is σ = 94759992. Its totient is φ = 21057768.

The previous prime is 52644413. The next prime is 52644457. The reversal of 52644430 is 3444625.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2632212 + ... + 2632231.

It is an arithmetic number, because the mean of its divisors is an integer number (11844999).

Almost surely, 2^52644430 is an apocalyptic number.

52644430 is a deficient number, since it is larger than the sum of its proper divisors (42115562).

52644430 is a wasteful number, since it uses less digits than its factorization.

52644430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5264450.

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 52644430 is about 7255.6481447215. The cubic root of 52644430 is about 374.7866757074.

The spelling of 52644430 in words is "fifty-two million, six hundred forty-four thousand, four hundred thirty".