45546078 has 16 divisors (see below), whose sum is σ = 95886720. Its totient is φ = 14382936.

The previous prime is 45546071. The next prime is 45546079. The reversal of 45546078 is 87064554.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45546071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 199650 + ... + 199877.

It is an arithmetic number, because the mean of its divisors is an integer number (5992920).

Almost surely, 2^45546078 is an apocalyptic number.

45546078 is an abundant number, since it is smaller than the sum of its proper divisors (50340642).

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

45546078 is a wasteful number, since it uses less digits than its factorization.

45546078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399551.

The product of its (nonzero) digits is 134400, while the sum is 39.

The square root of 45546078 is about 6748.7834459256. The cubic root of 45546078 is about 357.1223207544.

The spelling of 45546078 in words is "forty-five million, five hundred forty-six thousand, seventy-eight".