52729874 has 8 divisors (see below), whose sum is σ = 79278780. Its totient is φ = 26303616.

The previous prime is 52729861. The next prime is 52729909. The reversal of 52729874 is 47892725.

It can be written as a sum of positive squares in 2 ways, for example, as 40233649 + 12496225 = 6343^2 + 3535^2 .

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

It is a super-2 number, since 2×52729874² = 5560879224111752, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

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, 29579 + ... + 31310.

Almost surely, 2^52729874 is an apocalyptic number.

52729874 is a deficient number, since it is larger than the sum of its proper divisors (26548906).

52729874 is a wasteful number, since it uses less digits than its factorization.

52729874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61324.

The product of its digits is 282240, while the sum is 44.

The square root of 52729874 is about 7261.5338600051. The cubic root of 52729874 is about 374.9893306594.

The spelling of 52729874 in words is "fifty-two million, seven hundred twenty-nine thousand, eight hundred seventy-four".