61140192 has 24 divisors (see below), whose sum is σ = 160493256. Its totient is φ = 20380032.

The previous prime is 61140181. The next prime is 61140193. The reversal of 61140192 is 29104116.

61140192 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61140193) 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, 318343 + ... + 318534.

It is an arithmetic number, because the mean of its divisors is an integer number (6687219).

Almost surely, 2^61140192 is an apocalyptic number.

It is an amenable number.

61140192 is an abundant number, since it is smaller than the sum of its proper divisors (99353064).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61140192 is a wasteful number, since it uses less digits than its factorization.

61140192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 636890 (or 636882 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 24.

The square root of 61140192 is about 7819.2193983799. The cubic root of 61140192 is about 393.9510533818.

The spelling of 61140192 in words is "sixty-one million, one hundred forty thousand, one hundred ninety-two".