52146782 has 8 divisors (see below), whose sum is σ = 79884576. Its totient is φ = 25518592.

The previous prime is 52146781. The next prime is 52146821. The reversal of 52146782 is 28764125.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52146781) 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, 277283 + ... + 277470.

It is an arithmetic number, because the mean of its divisors is an integer number (9985572).

Almost surely, 2^52146782 is an apocalyptic number.

52146782 is a deficient number, since it is larger than the sum of its proper divisors (27737794).

52146782 is a wasteful number, since it uses less digits than its factorization.

52146782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 554802.

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

The square root of 52146782 is about 7221.2728794860. The cubic root of 52146782 is about 373.6019815582.

The spelling of 52146782 in words is "fifty-two million, one hundred forty-six thousand, seven hundred eighty-two".