52522378 has 8 divisors (see below), whose sum is σ = 79548768. Its totient is φ = 26006124.

The previous prime is 52522373. The next prime is 52522387. The reversal of 52522378 is 87322525.

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

It is not an unprimeable number, because it can be changed into a prime (52522373) 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, 127276 + ... + 127687.

It is an arithmetic number, because the mean of its divisors is an integer number (9943596).

Almost surely, 2^52522378 is an apocalyptic number.

52522378 is a deficient number, since it is larger than the sum of its proper divisors (27026390).

52522378 is a wasteful number, since it uses less digits than its factorization.

52522378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255068.

The product of its digits is 33600, while the sum is 34.

The square root of 52522378 is about 7247.2324372825. The cubic root of 52522378 is about 374.4968137041.

It can be divided in two parts, 52522 and 378, that added together give a square (52900 = 230²).

The spelling of 52522378 in words is "fifty-two million, five hundred twenty-two thousand, three hundred seventy-eight".