52639102 has 4 divisors (see below), whose sum is σ = 78958656. Its totient is φ = 26319550.

The previous prime is 52639073. The next prime is 52639109. The reversal of 52639102 is 20193625.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52639109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13159774 + ... + 13159777.

It is an arithmetic number, because the mean of its divisors is an integer number (19739664).

Almost surely, 2^52639102 is an apocalyptic number.

52639102 is a deficient number, since it is larger than the sum of its proper divisors (26319554).

52639102 is a wasteful number, since it uses less digits than its factorization.

52639102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26319553.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 52639102 is about 7255.2809731946. The cubic root of 52639102 is about 374.7740315664.

It can be divided in two parts, 5263 and 9102, that added together give a triangular number (14365 = T₁₆₉).

The spelling of 52639102 in words is "fifty-two million, six hundred thirty-nine thousand, one hundred two".