623604671 has 8 divisors (see below), whose sum is σ = 633329664. Its totient is φ = 613955160.

The previous prime is 623604637. The next prime is 623604679. The reversal of 623604671 is 176406326.

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

It is a cyclic number.

It is not a de Polignac number, because 623604671 - 2⁶ = 623604607 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 (623604679) 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 7 ways as a sum of consecutive naturals, for example, 2105 + ... + 35378.

It is an arithmetic number, because the mean of its divisors is an integer number (79166208).

Almost surely, 2^623604671 is an apocalyptic number.

623604671 is a deficient number, since it is larger than the sum of its proper divisors (9724993).

623604671 is a wasteful number, since it uses less digits than its factorization.

623604671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37741.

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 623604671 is about 24972.0778270451. The cubic root of 623604671 is about 854.3512381863.

The spelling of 623604671 in words is "six hundred twenty-three million, six hundred four thousand, six hundred seventy-one".