1606402 has 8 divisors (see below), whose sum is σ = 2753856. Its totient is φ = 688452.

The previous prime is 1606399. The next prime is 1606403. The reversal of 1606402 is 2046061.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1606402.

It is not an unprimeable number, because it can be changed into a prime (1606403) 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, 57358 + ... + 57385.

It is an arithmetic number, because the mean of its divisors is an integer number (344232).

2^1606402 is an apocalyptic number.

1606402 is a deficient number, since it is larger than the sum of its proper divisors (1147454).

1606402 is a wasteful number, since it uses less digits than its factorization.

1606402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114752.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1606402 is about 1267.4391504131. The cubic root of 1606402 is about 117.1164982760.

The spelling of 1606402 in words is "one million, six hundred six thousand, four hundred two".