61155662 has 8 divisors (see below), whose sum is σ = 92029392. Its totient is φ = 30479200.

The previous prime is 61155631. The next prime is 61155667. The reversal of 61155662 is 26655116.

61155662 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61155667) 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, 48539 + ... + 49782.

It is an arithmetic number, because the mean of its divisors is an integer number (11503674).

Almost surely, 2^61155662 is an apocalyptic number.

61155662 is a deficient number, since it is larger than the sum of its proper divisors (30873730).

61155662 is a wasteful number, since it uses less digits than its factorization.

61155662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98634.

The product of its digits is 10800, while the sum is 32.

The square root of 61155662 is about 7820.2085649936. The cubic root of 61155662 is about 393.9842770745.

The spelling of 61155662 in words is "sixty-one million, one hundred fifty-five thousand, six hundred sixty-two".