45548947 has 8 divisors (see below), whose sum is σ = 50031360. Its totient is φ = 41275080.

The previous prime is 45548941. The next prime is 45548953. The reversal of 45548947 is 74984554.

45548947 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (45548941) and next prime (45548953).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45548947 - 2³ = 45548939 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45548897 and 45548906.

It is not an unprimeable number, because it can be changed into a prime (45548941) 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 7 ways as a sum of consecutive naturals, for example, 51679 + ... + 52552.

It is an arithmetic number, because the mean of its divisors is an integer number (6253920).

Almost surely, 2^45548947 is an apocalyptic number.

45548947 is a deficient number, since it is larger than the sum of its proper divisors (4482413).

45548947 is a wasteful number, since it uses less digits than its factorization.

45548947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104273.

The product of its digits is 806400, while the sum is 46.

The square root of 45548947 is about 6748.9959994061. The cubic root of 45548947 is about 357.1298191126.

The spelling of 45548947 in words is "forty-five million, five hundred forty-eight thousand, nine hundred forty-seven".