53839012 has 6 divisors (see below), whose sum is σ = 94218278. Its totient is φ = 26919504.

The previous prime is 53839007. The next prime is 53839013. The reversal of 53839012 is 21093835.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 51036736 + 2802276 = 7144^2 + 1674^2 .

It is a super-2 number, since 2×53839012² = 5797278426272288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (53839013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6729873 + ... + 6729880.

Almost surely, 2^53839012 is an apocalyptic number.

It is an amenable number.

53839012 is a deficient number, since it is larger than the sum of its proper divisors (40379266).

53839012 is a wasteful number, since it uses less digits than its factorization.

53839012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13459757 (or 13459755 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 53839012 is about 7337.5072061293. The cubic root of 53839012 is about 377.6003259507.

The spelling of 53839012 in words is "fifty-three million, eight hundred thirty-nine thousand, twelve".