45655547 has 8 divisors (see below), whose sum is σ = 52426752. Its totient is φ = 38946600.

The previous prime is 45655513. The next prime is 45655549. The reversal of 45655547 is 74555654.

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

It is not a de Polignac number, because 45655547 - 2¹⁰ = 45654523 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45655549) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13979 + ... + 16932.

It is an arithmetic number, because the mean of its divisors is an integer number (6553344).

Almost surely, 2^45655547 is an apocalyptic number.

45655547 is a deficient number, since it is larger than the sum of its proper divisors (6771205).

45655547 is a wasteful number, since it uses less digits than its factorization.

45655547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31129.

The product of its digits is 420000, while the sum is 41.

The square root of 45655547 is about 6756.8888550871. Note that the first 4 decimals coincide. The cubic root of 45655547 is about 357.4082037284.

The spelling of 45655547 in words is "forty-five million, six hundred fifty-five thousand, five hundred forty-seven".