52273639 has 8 divisors (see below), whose sum is σ = 57098880. Its totient is φ = 47460600.

The previous prime is 52273619. The next prime is 52273643. The reversal of 52273639 is 93637225.

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

It is not a de Polignac number, because 52273639 - 2⁵ = 52273607 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52273598 and 52273607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52273619) 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, 7524 + ... + 12694.

It is an arithmetic number, because the mean of its divisors is an integer number (7137360).

Almost surely, 2^52273639 is an apocalyptic number.

52273639 is a deficient number, since it is larger than the sum of its proper divisors (4825241).

52273639 is a wasteful number, since it uses less digits than its factorization.

52273639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6101.

The product of its digits is 68040, while the sum is 37.

The square root of 52273639 is about 7230.0511063201. The cubic root of 52273639 is about 373.9046889349.

The spelling of 52273639 in words is "fifty-two million, two hundred seventy-three thousand, six hundred thirty-nine".