61225350 has 24 divisors (see below), whose sum is σ = 151839240. Its totient is φ = 16326720.

The previous prime is 61225331. The next prime is 61225357. The reversal of 61225350 is 5352216.

61225350 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 61225350.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61225357) 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 11 ways as a sum of consecutive naturals, for example, 203935 + ... + 204234.

It is an arithmetic number, because the mean of its divisors is an integer number (6326635).

Almost surely, 2^61225350 is an apocalyptic number.

61225350 is an abundant number, since it is smaller than the sum of its proper divisors (90613890).

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

61225350 is a wasteful number, since it uses less digits than its factorization.

61225350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408184 (or 408179 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 61225350 is about 7824.6629320374. The cubic root of 61225350 is about 394.1338710403.

Adding to 61225350 its reverse (5352216), we get a palindrome (66577566).

The spelling of 61225350 in words is "sixty-one million, two hundred twenty-five thousand, three hundred fifty".