61913752 has 16 divisors (see below), whose sum is σ = 118279440. Its totient is φ = 30372576.

The previous prime is 61913743. The next prime is 61913777. The reversal of 61913752 is 25731916.

61913752 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 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, 72588 + ... + 73435.

It is an arithmetic number, because the mean of its divisors is an integer number (7392465).

Almost surely, 2^61913752 is an apocalyptic number.

It is an amenable number.

61913752 is a deficient number, since it is larger than the sum of its proper divisors (56365688).

61913752 is a wasteful number, since it uses less digits than its factorization.

61913752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146082 (or 146078 counting only the distinct ones).

The product of its digits is 11340, while the sum is 34.

The square root of 61913752 is about 7868.5292145356. The cubic root of 61913752 is about 395.6055487926.

The spelling of 61913752 in words is "sixty-one million, nine hundred thirteen thousand, seven hundred fifty-two".