61552 has 10 divisors (see below), whose sum is σ = 119288. Its totient is φ = 30768.

The previous prime is 61547. The next prime is 61553. The reversal of 61552 is 25516.

It is a happy number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61553) by changing a digit.

61552 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1908 + ... + 1939.

2⁶¹⁵⁵² is an apocalyptic number.

It is an amenable number.

61552 is a deficient number, since it is larger than the sum of its proper divisors (57736).

61552 is a wasteful number, since it uses less digits than its factorization.

61552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3855 (or 3849 counting only the distinct ones).

The product of its digits is 300, while the sum is 19.

The square root of 61552 is about 248.0967553194. The cubic root of 61552 is about 39.4833556965.

The spelling of 61552 in words is "sixty-one thousand, five hundred fifty-two".