61545048 has 32 divisors (see below), whose sum is σ = 154450800. Its totient is φ = 20436608.

The previous prime is 61545037. The next prime is 61545053. The reversal of 61545048 is 84054516.

61545048 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 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 7 ways as a sum of consecutive naturals, for example, 1690 + ... + 11222.

Almost surely, 2^61545048 is an apocalyptic number.

It is an amenable number.

61545048 is an abundant number, since it is smaller than the sum of its proper divisors (92905752).

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

61545048 is a wasteful number, since it uses less digits than its factorization.

61545048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9811 (or 9807 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 33.

The square root of 61545048 is about 7845.0652004939. The cubic root of 61545048 is about 394.8186915596.

The spelling of 61545048 in words is "sixty-one million, five hundred forty-five thousand, forty-eight".