52822390 has 16 divisors (see below), whose sum is σ = 96150240. Its totient is φ = 20891200.

The previous prime is 52822379. The next prime is 52822409. The reversal of 52822390 is 9322825.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28786 + ... + 30565.

It is an arithmetic number, because the mean of its divisors is an integer number (6009390).

Almost surely, 2^52822390 is an apocalyptic number.

52822390 is a deficient number, since it is larger than the sum of its proper divisors (43327850).

52822390 is a wasteful number, since it uses less digits than its factorization.

52822390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59447.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 52822390 is about 7267.9013477069. The cubic root of 52822390 is about 375.2085121871.

The spelling of 52822390 in words is "fifty-two million, eight hundred twenty-two thousand, three hundred ninety".