47646746 has 8 divisors (see below), whose sum is σ = 81680160. Its totient is φ = 20420028.

The previous prime is 47646727. The next prime is 47646761. The reversal of 47646746 is 64764674.

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 = 47646697 and 47646706.

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, 1701656 + ... + 1701683.

It is an arithmetic number, because the mean of its divisors is an integer number (10210020).

Almost surely, 2^47646746 is an apocalyptic number.

47646746 is a deficient number, since it is larger than the sum of its proper divisors (34033414).

47646746 is a wasteful number, since it uses less digits than its factorization.

47646746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3403348.

The product of its digits is 677376, while the sum is 44.

The square root of 47646746 is about 6902.6622400346. The cubic root of 47646746 is about 362.5303876230.

The spelling of 47646746 in words is "forty-seven million, six hundred forty-six thousand, seven hundred forty-six".