52090799 has 4 divisors (see below), whose sum is σ = 54832440. Its totient is φ = 49349160.

The previous prime is 52090789. The next prime is 52090811. The reversal of 52090799 is 99709025.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 52090799 - 2¹⁶ = 52025263 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 (52090729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1370792 + ... + 1370829.

It is an arithmetic number, because the mean of its divisors is an integer number (13708110).

Almost surely, 2^52090799 is an apocalyptic number.

52090799 is a deficient number, since it is larger than the sum of its proper divisors (2741641).

52090799 is a wasteful number, since it uses less digits than its factorization.

52090799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2741640.

The product of its (nonzero) digits is 51030, while the sum is 41.

The square root of 52090799 is about 7217.3955828955. The cubic root of 52090799 is about 373.4682382534.

It can be divided in two parts, 520 and 90799, that added together give a palindrome (91319).

The spelling of 52090799 in words is "fifty-two million, ninety thousand, seven hundred ninety-nine".