52830278 has 8 divisors (see below), whose sum is σ = 79648272. Its totient is φ = 26280856.

The previous prime is 52830277. The next prime is 52830299. The reversal of 52830278 is 87203825.

It is a happy number.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52830277) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66650 + ... + 67437.

It is an arithmetic number, because the mean of its divisors is an integer number (9956034).

Almost surely, 2^52830278 is an apocalyptic number.

52830278 is a deficient number, since it is larger than the sum of its proper divisors (26817994).

52830278 is a wasteful number, since it uses less digits than its factorization.

52830278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134286.

The product of its (nonzero) digits is 26880, while the sum is 35.

The square root of 52830278 is about 7268.4439875396. The cubic root of 52830278 is about 375.2271879635.

The spelling of 52830278 in words is "fifty-two million, eight hundred thirty thousand, two hundred seventy-eight".