605123623 has 8 divisors (see below), whose sum is σ = 658125216. Its totient is φ = 553044000.

The previous prime is 605123593. The next prime is 605123639. The reversal of 605123623 is 326321506.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-605123623 is a prime.

It is a super-2 number, since 2×605123623² = 732349198225292258, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 605123591 and 605123600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (605123683) 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, 229123 + ... + 231748.

It is an arithmetic number, because the mean of its divisors is an integer number (82265652).

Almost surely, 2^605123623 is an apocalyptic number.

605123623 is a deficient number, since it is larger than the sum of its proper divisors (53001593).

605123623 is a wasteful number, since it uses less digits than its factorization.

605123623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460985.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 605123623 is about 24599.2606189698. The cubic root of 605123623 is about 845.8266587797.

The spelling of 605123623 in words is "six hundred five million, one hundred twenty-three thousand, six hundred twenty-three".