52126615 has 4 divisors (see below), whose sum is σ = 62551944. Its totient is φ = 41701288.

The previous prime is 52126589. The next prime is 52126631. The reversal of 52126615 is 51662125.

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 52126615 - 2⁹ = 52126103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5212657 + ... + 5212666.

It is an arithmetic number, because the mean of its divisors is an integer number (15637986).

Almost surely, 2^52126615 is an apocalyptic number.

52126615 is a deficient number, since it is larger than the sum of its proper divisors (10425329).

52126615 is a wasteful number, since it uses less digits than its factorization.

52126615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10425328.

The product of its digits is 3600, while the sum is 28.

The square root of 52126615 is about 7219.8763839833. The cubic root of 52126615 is about 373.5538136601.

The spelling of 52126615 in words is "fifty-two million, one hundred twenty-six thousand, six hundred fifteen".