1656002 has 8 divisors (see below), whose sum is σ = 2614800. Its totient is φ = 784404.

The previous prime is 1655999. The next prime is 1656007. The reversal of 1656002 is 2006561.

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

It is not an unprimeable number, because it can be changed into a prime (1656007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21752 + ... + 21827.

It is an arithmetic number, because the mean of its divisors is an integer number (326850).

2^1656002 is an apocalyptic number.

1656002 is a deficient number, since it is larger than the sum of its proper divisors (958798).

1656002 is a wasteful number, since it uses less digits than its factorization.

1656002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43600.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 1656002 is about 1286.8574124587. The cubic root of 1656002 is about 118.3096816227.

The spelling of 1656002 in words is "one million, six hundred fifty-six thousand, two".