47966446 has 8 divisors (see below), whose sum is σ = 78490584. Its totient is φ = 21802920.

The previous prime is 47966437. The next prime is 47966449. The reversal of 47966446 is 64466974.

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

It is a junction number, because it is equal to n+sod(n) for n = 47966396 and 47966405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47966449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1090125 + ... + 1090168.

It is an arithmetic number, because the mean of its divisors is an integer number (9811323).

Almost surely, 2^47966446 is an apocalyptic number.

47966446 is a deficient number, since it is larger than the sum of its proper divisors (30524138).

47966446 is a wasteful number, since it uses less digits than its factorization.

47966446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2180306.

The product of its digits is 870912, while the sum is 46.

The square root of 47966446 is about 6925.7812555697. The cubic root of 47966446 is about 363.3394159593.

It can be divided in two parts, 479664 and 46, that added together give a triangular number (479710 = T₉₇₉).

The spelling of 47966446 in words is "forty-seven million, nine hundred sixty-six thousand, four hundred forty-six".