61193228 has 12 divisors (see below), whose sum is σ = 107219112. Its totient is φ = 30559200.

The previous prime is 61193191. The next prime is 61193239. The reversal of 61193228 is 82239116.

61193228 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×61193228² = 7489222306119968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 61193194 and 61193203.

It is an unprimeable number.

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, 5498 + ... + 12353.

It is an arithmetic number, because the mean of its divisors is an integer number (8934926).

Almost surely, 2^61193228 is an apocalyptic number.

It is an amenable number.

61193228 is a deficient number, since it is larger than the sum of its proper divisors (46025884).

61193228 is a wasteful number, since it uses less digits than its factorization.

61193228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18712 (or 18710 counting only the distinct ones).

The product of its digits is 5184, while the sum is 32.

The square root of 61193228 is about 7822.6100503604. The cubic root of 61193228 is about 394.0649312795.

It can be divided in two parts, 611 and 93228, that added together give a palindrome (93839).

The spelling of 61193228 in words is "sixty-one million, one hundred ninety-three thousand, two hundred twenty-eight".