53846666 has 4 divisors (see below), whose sum is σ = 80770002. Its totient is φ = 26923332.

The previous prime is 53846651. The next prime is 53846669. The reversal of 53846666 is 66664835.

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

It can be written as a sum of positive squares in only one way, i.e., 42523441 + 11323225 = 6521^2 + 3365^2 .

53846666 is a modest number, since divided by 6666 gives 5384 as remainder.

It is not an unprimeable number, because it can be changed into a prime (53846669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13461665 + ... + 13461668.

Almost surely, 2^53846666 is an apocalyptic number.

53846666 is a deficient number, since it is larger than the sum of its proper divisors (26923336).

53846666 is a wasteful number, since it uses less digits than its factorization.

53846666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26923335.

The product of its digits is 622080, while the sum is 44.

The square root of 53846666 is about 7338.0287543727. The cubic root of 53846666 is about 377.6182188988.

The spelling of 53846666 in words is "fifty-three million, eight hundred forty-six thousand, six hundred sixty-six".