52016642 has 16 divisors (see below), whose sum is σ = 83527200. Its totient is φ = 24220800.

The previous prime is 52016621. The next prime is 52016683. The reversal of 52016642 is 24661025.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 9359 + ... + 13842.

It is an arithmetic number, because the mean of its divisors is an integer number (5220450).

Almost surely, 2^52016642 is an apocalyptic number.

52016642 is a deficient number, since it is larger than the sum of its proper divisors (31510558).

52016642 is a wasteful number, since it uses less digits than its factorization.

52016642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23281.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 52016642 is about 7212.2563737016. The cubic root of 52016642 is about 373.2909296723.

Adding to 52016642 its reverse (24661025), we get a palindrome (76677667).

The spelling of 52016642 in words is "fifty-two million, sixteen thousand, six hundred forty-two".