610441905 has 16 divisors (see below), whose sum is σ = 982931904. Its totient is φ = 323494080.

The previous prime is 610441903. The next prime is 610441999. The reversal of 610441905 is 509144016.

It is a happy number.

It is not a de Polignac number, because 610441905 - 2¹ = 610441903 is a prime.

It is not an unprimeable number, because it can be changed into a prime (610441901) 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 15 ways as a sum of consecutive naturals, for example, 127251 + ... + 131960.

It is an arithmetic number, because the mean of its divisors is an integer number (61433244).

Almost surely, 2^610441905 is an apocalyptic number.

It is an amenable number.

610441905 is a deficient number, since it is larger than the sum of its proper divisors (372489999).

610441905 is a wasteful number, since it uses less digits than its factorization.

610441905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259376.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 610441905 is about 24707.1225560566. The cubic root of 610441905 is about 848.2973552425.

The spelling of 610441905 in words is "six hundred ten million, four hundred forty-one thousand, nine hundred five".