47372646 has 8 divisors (see below), whose sum is σ = 94745304. Its totient is φ = 15790880.

The previous prime is 47372641. The next prime is 47372657. The reversal of 47372646 is 64627374.

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

47372646 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47372641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3947715 + ... + 3947726.

It is an arithmetic number, because the mean of its divisors is an integer number (11843163).

Almost surely, 2^47372646 is an apocalyptic number.

47372646 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

47372646 is a wasteful number, since it uses less digits than its factorization.

47372646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7895446.

The product of its digits is 169344, while the sum is 39.

The square root of 47372646 is about 6882.7789445834. The cubic root of 47372646 is about 361.8338675839.

The spelling of 47372646 in words is "forty-seven million, three hundred seventy-two thousand, six hundred forty-six".