53046839 has 4 divisors (see below), whose sum is σ = 53103456. Its totient is φ = 52990224.

The previous prime is 53046827. The next prime is 53046853. The reversal of 53046839 is 93864035.

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 53046839 - 2⁸ = 53046583 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53046139) 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, 26879 + ... + 28784.

It is an arithmetic number, because the mean of its divisors is an integer number (13275864).

Almost surely, 2^53046839 is an apocalyptic number.

53046839 is a deficient number, since it is larger than the sum of its proper divisors (56617).

53046839 is an equidigital number, since it uses as much as digits as its factorization.

53046839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56616.

The product of its (nonzero) digits is 77760, while the sum is 38.

The square root of 53046839 is about 7283.3260945807. The cubic root of 53046839 is about 375.7391973494.

The spelling of 53046839 in words is "fifty-three million, forty-six thousand, eight hundred thirty-nine".