40863147 has 8 divisors (see below), whose sum is σ = 58675344. Its totient is φ = 25146528.

The previous prime is 40863143. The next prime is 40863149. The reversal of 40863147 is 74136804.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40863147 - 2² = 40863143 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40863143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 523848 + ... + 523925.

It is an arithmetic number, because the mean of its divisors is an integer number (7334418).

Almost surely, 2^40863147 is an apocalyptic number.

40863147 is a deficient number, since it is larger than the sum of its proper divisors (17812197).

40863147 is a wasteful number, since it uses less digits than its factorization.

40863147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1047789.

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 40863147 is about 6392.4288811061. The cubic root of 40863147 is about 344.4376387563.

The spelling of 40863147 in words is "forty million, eight hundred sixty-three thousand, one hundred forty-seven".