47344770 has 128 divisors (see below), whose sum is σ = 145152000. Its totient is φ = 10860480.

The previous prime is 47344769. The next prime is 47344771. The reversal of 47344770 is 7744374.

It is an interprime number because it is at equal distance from previous prime (47344769) and next prime (47344771).

It is not an unprimeable number, because it can be changed into a prime (47344771) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 56011 + ... + 56849.

It is an arithmetic number, because the mean of its divisors is an integer number (1134000).

Almost surely, 2^47344770 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 47344770, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72576000).

47344770 is an abundant number, since it is smaller than the sum of its proper divisors (97807230).

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

47344770 is a wasteful number, since it uses less digits than its factorization.

47344770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 885 (or 879 counting only the distinct ones).

The product of its (nonzero) digits is 65856, while the sum is 36.

The square root of 47344770 is about 6880.7535924490. The cubic root of 47344770 is about 361.7628810490.

The spelling of 47344770 in words is "forty-seven million, three hundred forty-four thousand, seven hundred seventy".