52019966 has 16 divisors (see below), whose sum is σ = 83553120. Its totient is φ = 24203520.

The previous prime is 52019963. The next prime is 52019987. The reversal of 52019966 is 66991025.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52019963) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5570 + ... + 11621.

It is an arithmetic number, because the mean of its divisors is an integer number (5222070).

Almost surely, 2^52019966 is an apocalyptic number.

52019966 is a deficient number, since it is larger than the sum of its proper divisors (31533154).

52019966 is a wasteful number, since it uses less digits than its factorization.

52019966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17299.

The product of its (nonzero) digits is 29160, while the sum is 38.

The square root of 52019966 is about 7212.4868110798. The cubic root of 52019966 is about 373.2988809264.

The spelling of 52019966 in words is "fifty-two million, nineteen thousand, nine hundred sixty-six".