61086722 has 16 divisors (see below), whose sum is σ = 92664000. Its totient is φ = 30200880.

The previous prime is 61086721. The next prime is 61086737. The reversal of 61086722 is 22768016.

It is not an unprimeable number, because it can be changed into a prime (61086721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106697 + ... + 107267.

It is an arithmetic number, because the mean of its divisors is an integer number (5791500).

Almost surely, 2^61086722 is an apocalyptic number.

61086722 is a deficient number, since it is larger than the sum of its proper divisors (31577278).

61086722 is a wasteful number, since it uses less digits than its factorization.

61086722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1081.

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 61086722 is about 7815.7995112464. The cubic root of 61086722 is about 393.8361769218.

The spelling of 61086722 in words is "sixty-one million, eighty-six thousand, seven hundred twenty-two".