61150222 has 8 divisors (see below), whose sum is σ = 104828976. Its totient is φ = 26207232.

The previous prime is 61150217. The next prime is 61150237. The reversal of 61150222 is 22205116.

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

It is a self number, because there is not a number n which added to its sum of digits gives 61150222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2183923 + ... + 2183950.

It is an arithmetic number, because the mean of its divisors is an integer number (13103622).

Almost surely, 2^61150222 is an apocalyptic number.

61150222 is a deficient number, since it is larger than the sum of its proper divisors (43678754).

61150222 is a wasteful number, since it uses less digits than its factorization.

61150222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4367882.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 61150222 is about 7819.8607404480. The cubic root of 61150222 is about 393.9725946565.

Adding to 61150222 its reverse (22205116), we get a palindrome (83355338).

It can be divided in two parts, 611502 and 22, that added together give a square (611524 = 782²).

The spelling of 61150222 in words is "sixty-one million, one hundred fifty thousand, two hundred twenty-two".