4008663 has 8 divisors (see below), whose sum is σ = 5938800. Its totient is φ = 2672424.

The previous prime is 4008661. The next prime is 4008671. The reversal of 4008663 is 3668004.

It is not a de Polignac number, because 4008663 - 2¹ = 4008661 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 148469 = 4008663 / (4 + 0 + 0 + 8 + 6 + 6 + 3).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4008661) 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, 74208 + ... + 74261.

It is an arithmetic number, because the mean of its divisors is an integer number (742350).

Almost surely, 2^4008663 is an apocalyptic number.

4008663 is a deficient number, since it is larger than the sum of its proper divisors (1930137).

4008663 is a wasteful number, since it uses less digits than its factorization.

4008663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148478 (or 148472 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 4008663 is about 2002.1645786498. The cubic root of 4008663 is about 158.8546196942.

The spelling of 4008663 in words is "four million, eight thousand, six hundred sixty-three".