61552200 has 48 divisors (see below), whose sum is σ = 190813680. Its totient is φ = 16413760.

The previous prime is 61552199. The next prime is 61552241. The reversal of 61552200 is 225516.

61552200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 11 ways as a sum of consecutive naturals, for example, 50694 + ... + 51893.

It is an arithmetic number, because the mean of its divisors is an integer number (3975285).

Almost surely, 2^61552200 is an apocalyptic number.

61552200 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

61552200 is an abundant number, since it is smaller than the sum of its proper divisors (129261480).

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

61552200 is a wasteful number, since it uses less digits than its factorization.

61552200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102606 (or 102597 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 61552200 is about 7845.5210152035. The cubic root of 61552200 is about 394.8339846064.

Adding to 61552200 its reverse (225516), we get a palindrome (61777716).

The spelling of 61552200 in words is "sixty-one million, five hundred fifty-two thousand, two hundred".