52444615 has 8 divisors (see below), whose sum is σ = 65103840. Its totient is φ = 40508832.

The previous prime is 52444603. The next prime is 52444619. The reversal of 52444615 is 51644425.

It is a happy number.

52444615 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52444615 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52444619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 180699 + ... + 180988.

It is an arithmetic number, because the mean of its divisors is an integer number (8137980).

Almost surely, 2^52444615 is an apocalyptic number.

52444615 is a deficient number, since it is larger than the sum of its proper divisors (12659225).

52444615 is a wasteful number, since it uses less digits than its factorization.

52444615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361721.

The product of its digits is 19200, while the sum is 31.

The square root of 52444615 is about 7241.8654364742. The cubic root of 52444615 is about 374.3118996348.

The spelling of 52444615 in words is "fifty-two million, four hundred forty-four thousand, six hundred fifteen".