601778023 has 16 divisors (see below), whose sum is σ = 752742144. Its totient is φ = 467372160.

The previous prime is 601778011. The next prime is 601778029. The reversal of 601778023 is 320877106.

It is a cyclic number.

It is not a de Polignac number, because 601778023 - 2⁹ = 601777511 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 601778023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (601778029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10911 + ... + 36367.

It is an arithmetic number, because the mean of its divisors is an integer number (47046384).

Almost surely, 2^601778023 is an apocalyptic number.

601778023 is a deficient number, since it is larger than the sum of its proper divisors (150964121).

601778023 is a wasteful number, since it uses less digits than its factorization.

601778023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25782.

The product of its (nonzero) digits is 14112, while the sum is 34.

The square root of 601778023 is about 24531.1643221434. The cubic root of 601778023 is about 844.2649785123.

The spelling of 601778023 in words is "six hundred one million, seven hundred seventy-eight thousand, twenty-three".