47150745 has 16 divisors (see below), whose sum is σ = 76505472. Its totient is φ = 24792320.

The previous prime is 47150731. The next prime is 47150749. The reversal of 47150745 is 54705174.

It is not a de Polignac number, because 47150745 - 2¹⁴ = 47134361 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (47150749) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21072 + ... + 23201.

It is an arithmetic number, because the mean of its divisors is an integer number (4781592).

Almost surely, 2^47150745 is an apocalyptic number.

It is an amenable number.

47150745 is a deficient number, since it is larger than the sum of its proper divisors (29354727).

47150745 is a wasteful number, since it uses less digits than its factorization.

47150745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44352.

The product of its (nonzero) digits is 19600, while the sum is 33.

The square root of 47150745 is about 6866.6400080389. The cubic root of 47150745 is about 361.2680207164.

It can be divided in two parts, 47150 and 745, that added together give a triangular number (47895 = T₃₀₉).

The spelling of 47150745 in words is "forty-seven million, one hundred fifty thousand, seven hundred forty-five".