61453056 has 216 divisors, whose sum is σ = 201325824. Its totient is φ = 16558080.

The previous prime is 61453037. The next prime is 61453081. The reversal of 61453056 is 65035416.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 865501 + ... + 865571.

It is an arithmetic number, because the mean of its divisors is an integer number (932064).

Almost surely, 2^61453056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 61453056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (100662912).

61453056 is an abundant number, since it is smaller than the sum of its proper divisors (139872768).

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

61453056 is a wasteful number, since it uses less digits than its factorization.

61453056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127 (or 106 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 61453056 is about 7839.1999591795. The cubic root of 61453056 is about 394.6218803168.

The spelling of 61453056 in words is "sixty-one million, four hundred fifty-three thousand, fifty-six".