1606374 has 96 divisors (see below), whose sum is σ = 4642560. Its totient is φ = 388800.

The previous prime is 1606349. The next prime is 1606379. The reversal of 1606374 is 4736061.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1606379) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 26304 + ... + 26364.

It is an arithmetic number, because the mean of its divisors is an integer number (48360).

2^1606374 is an apocalyptic number.

1606374 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1606374, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2321280).

1606374 is an abundant number, since it is smaller than the sum of its proper divisors (3036186).

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

1606374 is a wasteful number, since it uses less digits than its factorization.

1606374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106 (or 103 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 1606374 is about 1267.4281044698. The cubic root of 1606374 is about 117.1158178151.

The spelling of 1606374 in words is "one million, six hundred six thousand, three hundred seventy-four".