55860605 has 8 divisors (see below), whose sum is σ = 69195264. Its totient is φ = 43246800.

The previous prime is 55860601. The next prime is 55860613. The reversal of 55860605 is 50606855.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 55860605 - 2² = 55860601 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55860601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 180041 + ... + 180350.

It is an arithmetic number, because the mean of its divisors is an integer number (8649408).

Almost surely, 2^55860605 is an apocalyptic number.

It is an amenable number.

55860605 is a deficient number, since it is larger than the sum of its proper divisors (13334659).

55860605 is a wasteful number, since it uses less digits than its factorization.

55860605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360427.

The product of its (nonzero) digits is 36000, while the sum is 35.

The square root of 55860605 is about 7473.9952501992. The cubic root of 55860605 is about 382.2685286982.

It can be divided in two parts, 55860 and 605, that added together give a palindrome (56465).

The spelling of 55860605 in words is "fifty-five million, eight hundred sixty thousand, six hundred five".