47440766 has 16 divisors (see below), whose sum is σ = 75838464. Its totient is φ = 22205304.

The previous prime is 47440759. The next prime is 47440769. The reversal of 47440766 is 66704474.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47440769) 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 7 ways as a sum of consecutive naturals, for example, 8810 + ... + 13133.

It is an arithmetic number, because the mean of its divisors is an integer number (4739904).

Almost surely, 2^47440766 is an apocalyptic number.

47440766 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

47440766 is a deficient number, since it is larger than the sum of its proper divisors (28397698).

47440766 is a wasteful number, since it uses less digits than its factorization.

47440766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22015.

The product of its (nonzero) digits is 112896, while the sum is 38.

The square root of 47440766 is about 6887.7257494764. The cubic root of 47440766 is about 362.0072188054.

The spelling of 47440766 in words is "forty-seven million, four hundred forty thousand, seven hundred sixty-six".