52666762 has 8 divisors (see below), whose sum is σ = 81135396. Its totient is φ = 25621632.

The previous prime is 52666759. The next prime is 52666793. The reversal of 52666762 is 26766625.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 52258441 + 408321 = 7229^2 + 639^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 355783 + ... + 355930.

Almost surely, 2^52666762 is an apocalyptic number.

52666762 is a deficient number, since it is larger than the sum of its proper divisors (28468634).

52666762 is a wasteful number, since it uses less digits than its factorization.

52666762 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 711752.

The product of its digits is 181440, while the sum is 40.

The square root of 52666762 is about 7257.1869205636. The cubic root of 52666762 is about 374.8396636039.

The spelling of 52666762 in words is "fifty-two million, six hundred sixty-six thousand, seven hundred sixty-two".