61106306 has 8 divisors (see below), whose sum is σ = 94820220. Its totient is φ = 29499568.

The previous prime is 61106303. The next prime is 61106321. The reversal of 61106306 is 60360116.

It can be written as a sum of positive squares in 2 ways, for example, as 59521225 + 1585081 = 7715^2 + 1259^2 .

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

It is not an unprimeable number, because it can be changed into a prime (61106303) 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, 526721 + ... + 526836.

Almost surely, 2^61106306 is an apocalyptic number.

61106306 is a deficient number, since it is larger than the sum of its proper divisors (33713914).

61106306 is a wasteful number, since it uses less digits than its factorization.

61106306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1053588.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 61106306 is about 7817.0522577248. The cubic root of 61106306 is about 393.8782595182.

The spelling of 61106306 in words is "sixty-one million, one hundred six thousand, three hundred six".