1601358 has 32 divisors (see below), whose sum is σ = 3680640. Its totient is φ = 459360.

The previous prime is 1601317. The next prime is 1601359. The reversal of 1601358 is 8531061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1601359) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 616 + ... + 1892.

It is an arithmetic number, because the mean of its divisors is an integer number (115020).

2^1601358 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1601358, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1840320).

1601358 is an abundant number, since it is smaller than the sum of its proper divisors (2079282).

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

1601358 is a wasteful number, since it uses less digits than its factorization.

1601358 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1312.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 1601358 is about 1265.4477468469. The cubic root of 1601358 is about 116.9937903052.

The spelling of 1601358 in words is "one million, six hundred one thousand, three hundred fifty-eight".