601600405 has 16 divisors (see below), whose sum is σ = 835499520. Its totient is φ = 407302272.

The previous prime is 601600393. The next prime is 601600409. The reversal of 601600405 is 504006106.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-601600405 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (601600409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106024 + ... + 111553.

It is an arithmetic number, because the mean of its divisors is an integer number (52218720).

Almost surely, 2^601600405 is an apocalyptic number.

It is an amenable number.

601600405 is a deficient number, since it is larger than the sum of its proper divisors (233899115).

601600405 is a wasteful number, since it uses less digits than its factorization.

601600405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217668.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 601600405 is about 24527.5438028352. The cubic root of 601600405 is about 844.1819072317.

The spelling of 601600405 in words is "six hundred one million, six hundred thousand, four hundred five".