610220165 has 8 divisors (see below), whose sum is σ = 734853408. Its totient is φ = 486450000.

The previous prime is 610220159. The next prime is 610220189. The reversal of 610220165 is 561022016.

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

It is not a de Polignac number, because 610220165 - 2¹² = 610216069 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 610220165.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 214211 + ... + 217040.

It is an arithmetic number, because the mean of its divisors is an integer number (91856676).

Almost surely, 2^610220165 is an apocalyptic number.

It is an amenable number.

610220165 is a deficient number, since it is larger than the sum of its proper divisors (124633243).

610220165 is a wasteful number, since it uses less digits than its factorization.

610220165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431539.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 610220165 is about 24702.6347785009. The cubic root of 610220165 is about 848.1946295317.

The spelling of 610220165 in words is "six hundred ten million, two hundred twenty thousand, one hundred sixty-five".