440052147 has 12 divisors (see below), whose sum is σ = 636003264. Its totient is φ = 293196240.

The previous prime is 440052133. The next prime is 440052167. The reversal of 440052147 is 741250044.

440052147 is a `hidden beast` number, since 440 + 0 + 5 + 214 + 7 = 666.

It is not a de Polignac number, because 440052147 - 2⁴ = 440052131 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 440052147.

It is not an unprimeable number, because it can be changed into a prime (440052127) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2997 + ... + 29817.

It is an arithmetic number, because the mean of its divisors is an integer number (53000272).

Almost surely, 2^440052147 is an apocalyptic number.

440052147 is a deficient number, since it is larger than the sum of its proper divisors (195951117).

440052147 is a wasteful number, since it uses less digits than its factorization.

440052147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28650 (or 28647 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 27.

The square root of 440052147 is about 20977.4199319173. The cubic root of 440052147 is about 760.6205383232.

The spelling of 440052147 in words is "four hundred forty million, fifty-two thousand, one hundred forty-seven".