51662446 has 8 divisors (see below), whose sum is σ = 84538584. Its totient is φ = 23482920.

The previous prime is 51662417. The next prime is 51662449. The reversal of 51662446 is 64426615.

51662446 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51662449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1174125 + ... + 1174168.

It is an arithmetic number, because the mean of its divisors is an integer number (10567323).

Almost surely, 2^51662446 is an apocalyptic number.

51662446 is a deficient number, since it is larger than the sum of its proper divisors (32876138).

51662446 is a wasteful number, since it uses less digits than its factorization.

51662446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2348306.

The product of its digits is 34560, while the sum is 34.

The square root of 51662446 is about 7187.6592851915. The cubic root of 51662446 is about 372.4417181311.

The spelling of 51662446 in words is "fifty-one million, six hundred sixty-two thousand, four hundred forty-six".