610944421 has 8 divisors (see below), whose sum is σ = 640915200. Its totient is φ = 581567280.

The previous prime is 610944371. The next prime is 610944431. The reversal of 610944421 is 124449016.

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 610944421 - 2⁷ = 610944293 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 (610944431) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 146301 + ... + 150418.

It is an arithmetic number, because the mean of its divisors is an integer number (80114400).

Almost surely, 2^610944421 is an apocalyptic number.

It is an amenable number.

610944421 is a deficient number, since it is larger than the sum of its proper divisors (29970779).

610944421 is a wasteful number, since it uses less digits than its factorization.

610944421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296819.

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 610944421 is about 24717.2899202158. The cubic root of 610944421 is about 848.5300642967.

The spelling of 610944421 in words is "six hundred ten million, nine hundred forty-four thousand, four hundred twenty-one".