45547042 has 8 divisors (see below), whose sum is σ = 69774336. Its totient is φ = 22288932.

The previous prime is 45547039. The next prime is 45547043. The reversal of 45547042 is 24074554.

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

It is a junction number, because it is equal to n+sod(n) for n = 45546995 and 45547013.

It is not an unprimeable number, because it can be changed into a prime (45547043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 242178 + ... + 242365.

It is an arithmetic number, because the mean of its divisors is an integer number (8721792).

Almost surely, 2^45547042 is an apocalyptic number.

45547042 is a deficient number, since it is larger than the sum of its proper divisors (24227294).

45547042 is a wasteful number, since it uses less digits than its factorization.

45547042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 484592.

The product of its (nonzero) digits is 22400, while the sum is 31.

The square root of 45547042 is about 6748.8548658272. The cubic root of 45547042 is about 357.1248402797.

The spelling of 45547042 in words is "forty-five million, five hundred forty-seven thousand, forty-two".