61706552 has 16 divisors (see below), whose sum is σ = 115807200. Its totient is φ = 30824640.

The previous prime is 61706551. The next prime is 61706573. The reversal of 61706552 is 25560716.

It is a happy number.

61706552 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 (61706551) 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, 7649 + ... + 13487.

It is an arithmetic number, because the mean of its divisors is an integer number (7237950).

Almost surely, 2^61706552 is an apocalyptic number.

It is an amenable number.

61706552 is a deficient number, since it is larger than the sum of its proper divisors (54100648).

61706552 is a wasteful number, since it uses less digits than its factorization.

61706552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7166 (or 7162 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 32.

The square root of 61706552 is about 7855.3518062529. The cubic root of 61706552 is about 395.1637456020.

The spelling of 61706552 in words is "sixty-one million, seven hundred six thousand, five hundred fifty-two".