1600601 has 4 divisors (see below), whose sum is σ = 1694772. Its totient is φ = 1506432.

The previous prime is 1600537. The next prime is 1600603. The reversal of 1600601 is 1060061.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 952576 + 648025 = 976^2 + 805^2 .

It is a cyclic number.

It is not a de Polignac number, because 1600601 - 2⁶ = 1600537 is a prime.

It is a super-2 number, since 2×1600601² = 5123847122402, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1600603) 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, 47060 + ... + 47093.

It is an arithmetic number, because the mean of its divisors is an integer number (423693).

2^1600601 is an apocalyptic number.

It is an amenable number.

1600601 is a deficient number, since it is larger than the sum of its proper divisors (94171).

1600601 is an equidigital number, since it uses as much as digits as its factorization.

1600601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94170.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 1600601 is about 1265.1486078718. The cubic root of 1600601 is about 116.9753521508.

Adding to 1600601 its reverse (1060061), we get a palindrome (2660662).

It can be divided in two parts, 160060 and 1, that added together give a palindrome (160061).

The spelling of 1600601 in words is "one million, six hundred thousand, six hundred one".