53769239 has 4 divisors (see below), whose sum is σ = 56107056. Its totient is φ = 51431424.

The previous prime is 53769229. The next prime is 53769241. The reversal of 53769239 is 93296735.

53769239 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 53769239 - 2¹² = 53765143 is a prime.

It is a super-2 number, since 2×53769239² = 5782262125278242, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53769239.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53769229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1168874 + ... + 1168919.

It is an arithmetic number, because the mean of its divisors is an integer number (14026764).

Almost surely, 2^53769239 is an apocalyptic number.

53769239 is a deficient number, since it is larger than the sum of its proper divisors (2337817).

53769239 is a wasteful number, since it uses less digits than its factorization.

53769239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2337816.

The product of its digits is 306180, while the sum is 44.

The square root of 53769239 is about 7332.7511208277. The cubic root of 53769239 is about 377.4371376109.

The spelling of 53769239 in words is "fifty-three million, seven hundred sixty-nine thousand, two hundred thirty-nine".