610308641 has 4 divisors (see below), whose sum is σ = 612841284. Its totient is φ = 607776000.

The previous prime is 610308637. The next prime is 610308649. The reversal of 610308641 is 146803016.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 462078016 + 148230625 = 21496^2 + 12175^2 .

It is a cyclic number.

It is not a de Polignac number, because 610308641 - 2² = 610308637 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (610308649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1265960 + ... + 1266441.

It is an arithmetic number, because the mean of its divisors is an integer number (153210321).

Almost surely, 2^610308641 is an apocalyptic number.

It is an amenable number.

610308641 is a deficient number, since it is larger than the sum of its proper divisors (2532643).

610308641 is a wasteful number, since it uses less digits than its factorization.

610308641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2532642.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 610308641 is about 24704.4255347094. The cubic root of 610308641 is about 848.2356208797.

The spelling of 610308641 in words is "six hundred ten million, three hundred eight thousand, six hundred forty-one".