47040147 has 36 divisors (see below), whose sum is σ = 86234616. Its totient is φ = 24433920.

The previous prime is 47040131. The next prime is 47040157. The reversal of 47040147 is 74104074.

It is not a de Polignac number, because 47040147 - 2⁴ = 47040131 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 47040147.

It is not an unprimeable number, because it can be changed into a prime (47040157) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3 + ... + 9699.

It is an arithmetic number, because the mean of its divisors is an integer number (2395406).

Almost surely, 2^47040147 is an apocalyptic number.

47040147 is a deficient number, since it is larger than the sum of its proper divisors (39194469).

47040147 is a wasteful number, since it uses less digits than its factorization.

47040147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9728 (or 9718 counting only the distinct ones).

The product of its (nonzero) digits is 3136, while the sum is 27.

The square root of 47040147 is about 6858.5819963022. The cubic root of 47040147 is about 360.9853330546.

The spelling of 47040147 in words is "forty-seven million, forty thousand, one hundred forty-seven".