1606434 has 8 divisors (see below), whose sum is σ = 3212880. Its totient is φ = 535476.

The previous prime is 1606433. The next prime is 1606439. The reversal of 1606434 is 4346061.

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

1606434 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (1606433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133864 + ... + 133875.

It is an arithmetic number, because the mean of its divisors is an integer number (401610).

2^1606434 is an apocalyptic number.

1606434 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1606434 is a wasteful number, since it uses less digits than its factorization.

1606434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267744.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 1606434 is about 1267.4517742305. The cubic root of 1606434 is about 117.1172759359.

The spelling of 1606434 in words is "one million, six hundred six thousand, four hundred thirty-four".