61545752 has 16 divisors (see below), whose sum is σ = 115646400. Its totient is φ = 30706720.

The previous prime is 61545751. The next prime is 61545793. The reversal of 61545752 is 25754516.

61545752 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61545751) 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, 4199 + ... + 11862.

It is an arithmetic number, because the mean of its divisors is an integer number (7227900).

Almost surely, 2^61545752 is an apocalyptic number.

It is an amenable number.

61545752 is a deficient number, since it is larger than the sum of its proper divisors (54100648).

61545752 is a wasteful number, since it uses less digits than its factorization.

61545752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16546 (or 16542 counting only the distinct ones).

The product of its digits is 42000, while the sum is 35.

The square root of 61545752 is about 7845.1100693362. The cubic root of 61545752 is about 394.8201969680.

The spelling of 61545752 in words is "sixty-one million, five hundred forty-five thousand, seven hundred fifty-two".