61019092 has 18 divisors (see below), whose sum is σ = 111631898. Its totient is φ = 29182032.

The previous prime is 61019087. The next prime is 61019099. The reversal of 61019092 is 29091016.

61019092 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 54848836 + 6170256 = 7406^2 + 2484^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 61019092.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61019099) 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 5 ways as a sum of consecutive naturals, for example, 12303 + ... + 16534.

Almost surely, 2^61019092 is an apocalyptic number.

It is an amenable number.

61019092 is a deficient number, since it is larger than the sum of its proper divisors (50612806).

61019092 is a wasteful number, since it uses less digits than its factorization.

61019092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28887 (or 28862 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 28.

The square root of 61019092 is about 7811.4718203422. The cubic root of 61019092 is about 393.6907826625.

The spelling of 61019092 in words is "sixty-one million, nineteen thousand, ninety-two".