623080144 has 20 divisors (see below), whose sum is σ = 1213290400. Its totient is φ = 309972960.

The previous prime is 623080057. The next prime is 623080151. The reversal of 623080144 is 441080326.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94662 + ... + 101029.

It is an arithmetic number, because the mean of its divisors is an integer number (60664520).

Almost surely, 2^623080144 is an apocalyptic number.

It is an amenable number.

623080144 is a deficient number, since it is larger than the sum of its proper divisors (590210256).

623080144 is a wasteful number, since it uses less digits than its factorization.

623080144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195898 (or 195892 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 623080144 is about 24961.5733478481. The cubic root of 623080144 is about 854.1116333985. Note that the first 3 decimals are identical.

The spelling of 623080144 in words is "six hundred twenty-three million, eighty thousand, one hundred forty-four".