52845397 has 8 divisors (see below), whose sum is σ = 57708000. Its totient is φ = 47992560.

The previous prime is 52845349. The next prime is 52845407. The reversal of 52845397 is 79354825.

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

It is not a de Polignac number, because 52845397 - 2¹⁵ = 52812629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52845347) 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, 13354 + ... + 16852.

It is an arithmetic number, because the mean of its divisors is an integer number (7213500).

Almost surely, 2^52845397 is an apocalyptic number.

It is an amenable number.

52845397 is a deficient number, since it is larger than the sum of its proper divisors (4862603).

52845397 is a wasteful number, since it uses less digits than its factorization.

52845397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4883.

The product of its digits is 302400, while the sum is 43.

The square root of 52845397 is about 7269.4839569257. The cubic root of 52845397 is about 375.2629787952.

The spelling of 52845397 in words is "fifty-two million, eight hundred forty-five thousand, three hundred ninety-seven".