52129799 has 8 divisors (see below), whose sum is σ = 54487680. Its totient is φ = 49779576.

The previous prime is 52129771. The next prime is 52129801. The reversal of 52129799 is 99792125.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 52129799 - 2⁸ = 52129543 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52129729) 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, 15464 + ... + 18530.

It is an arithmetic number, because the mean of its divisors is an integer number (6810960).

Almost surely, 2^52129799 is an apocalyptic number.

52129799 is a deficient number, since it is larger than the sum of its proper divisors (2357881).

52129799 is a wasteful number, since it uses less digits than its factorization.

52129799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3829.

The product of its digits is 102060, while the sum is 44.

The square root of 52129799 is about 7220.0968830065. The cubic root of 52129799 is about 373.5614193149.

The spelling of 52129799 in words is "fifty-two million, one hundred twenty-nine thousand, seven hundred ninety-nine".