1610601 has 4 divisors (see below), whose sum is σ = 2147472. Its totient is φ = 1073732.

The previous prime is 1610591. The next prime is 1610627. The reversal of 1610601 is 1060161.

1610601 = T₄₁₄ + T₄₁₅ + ... + T₄₃₁.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1610601 - 2⁵ = 1610569 is a prime.

It is a D-number.

1610601 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1610681) 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, 268431 + ... + 268436.

It is an arithmetic number, because the mean of its divisors is an integer number (536868).

2^1610601 is an apocalyptic number.

It is an amenable number.

1610601 is a deficient number, since it is larger than the sum of its proper divisors (536871).

1610601 is an equidigital number, since it uses as much as digits as its factorization.

1610601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536870.

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 1610601 is about 1269.0945591247. The cubic root of 1610601 is about 117.2184537254.

Adding to 1610601 its reverse (1060161), we get a palindrome (2670762).

It can be divided in two parts, 1610 and 601, that added together give a triangular number (2211 = T₆₆).

The spelling of 1610601 in words is "one million, six hundred ten thousand, six hundred one".