52578337 has 4 divisors (see below), whose sum is σ = 60089536. Its totient is φ = 45067140.

The previous prime is 52578329. The next prime is 52578343. The reversal of 52578337 is 73387525.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 52578337 - 2³ = 52578329 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52578337.

It is not an unprimeable number, because it can be changed into a prime (52578347) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3755589 + ... + 3755602.

It is an arithmetic number, because the mean of its divisors is an integer number (15022384).

Almost surely, 2^52578337 is an apocalyptic number.

It is an amenable number.

52578337 is a deficient number, since it is larger than the sum of its proper divisors (7511199).

52578337 is an equidigital number, since it uses as much as digits as its factorization.

52578337 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7511198.

The product of its digits is 176400, while the sum is 40.

The square root of 52578337 is about 7251.0921246389. The cubic root of 52578337 is about 374.6297667413.

The spelling of 52578337 in words is "fifty-two million, five hundred seventy-eight thousand, three hundred thirty-seven".