610471693 has 4 divisors (see below), whose sum is σ = 657431068. Its totient is φ = 563512320.

The previous prime is 610471679. The next prime is 610471699. The reversal of 610471693 is 396174016.

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 393704964 + 216766729 = 19842^2 + 14723^2 .

It is a cyclic number.

It is not a de Polignac number, because 610471693 - 2²⁵ = 576917261 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 (610471699) 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 3 ways as a sum of consecutive naturals, for example, 23479668 + ... + 23479693.

It is an arithmetic number, because the mean of its divisors is an integer number (164357767).

Almost surely, 2^610471693 is an apocalyptic number.

It is an amenable number.

610471693 is a deficient number, since it is larger than the sum of its proper divisors (46959375).

610471693 is a wasteful number, since it uses less digits than its factorization.

610471693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46959374.

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 610471693 is about 24707.7253708228. The cubic root of 610471693 is about 848.3111532634.

The spelling of 610471693 in words is "six hundred ten million, four hundred seventy-one thousand, six hundred ninety-three".