61170606 has 64 divisors (see below), whose sum is σ = 159183360. Its totient is φ = 17046720.

The previous prime is 61170589. The next prime is 61170611. The reversal of 61170606 is 60607116.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 61170606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13525 + ... + 17471.

It is an arithmetic number, because the mean of its divisors is an integer number (2487240).

Almost surely, 2^61170606 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 61170606, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79591680).

61170606 is an abundant number, since it is smaller than the sum of its proper divisors (98012754).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61170606 is a wasteful number, since it uses less digits than its factorization.

61170606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4006 (or 4000 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 61170606 is about 7821.1639798690. The cubic root of 61170606 is about 394.0163657988.

It can be divided in two parts, 61170 and 606, that added together give a triangular number (61776 = T₃₅₁).

The spelling of 61170606 in words is "sixty-one million, one hundred seventy thousand, six hundred six".