52780006 has 16 divisors (see below), whose sum is σ = 82347408. Its totient is φ = 25351200.

The previous prime is 52780001. The next prime is 52780037. The reversal of 52780006 is 60008725.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52780001) 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, 216 + ... + 10276.

It is an arithmetic number, because the mean of its divisors is an integer number (5146713).

Almost surely, 2^52780006 is an apocalyptic number.

52780006 is a deficient number, since it is larger than the sum of its proper divisors (29567402).

52780006 is a wasteful number, since it uses less digits than its factorization.

52780006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10167.

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 52780006 is about 7264.9849277201. The cubic root of 52780006 is about 375.1081311878.

The spelling of 52780006 in words is "fifty-two million, seven hundred eighty thousand, six".