1006654 has 8 divisors (see below), whose sum is σ = 1647288. Its totient is φ = 457560.

The previous prime is 1006651. The next prime is 1006711. The reversal of 1006654 is 4566001.

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

It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 45757 = 1006654 / (1 + 0 + 0 + 6 + 6 + 5 + 4).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1006651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22857 + ... + 22900.

It is an arithmetic number, because the mean of its divisors is an integer number (205911).

2^1006654 is an apocalyptic number.

1006654 is a deficient number, since it is larger than the sum of its proper divisors (640634).

1006654 is a wasteful number, since it uses less digits than its factorization.

1006654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45770.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 1006654 is about 1003.3214838724. The cubic root of 1006654 is about 100.2213098582.

The spelling of 1006654 in words is "one million, six thousand, six hundred fifty-four".