1608420 has 48 divisors (see below), whose sum is σ = 4915008. Its totient is φ = 389760.

The previous prime is 1608401. The next prime is 1608433. The reversal of 1608420 is 248061.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 559 + ... + 1878.

It is an arithmetic number, because the mean of its divisors is an integer number (102396).

2^1608420 is an apocalyptic number.

1608420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1608420 is an abundant number, since it is smaller than the sum of its proper divisors (3306588).

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

1608420 is a wasteful number, since it uses less digits than its factorization.

1608420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2460 (or 2458 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 1608420 is about 1268.2349939976. The cubic root of 1608420 is about 117.1655192551.

The spelling of 1608420 in words is "one million, six hundred eight thousand, four hundred twenty".