49045447 has 8 divisors (see below), whose sum is σ = 54149760. Its totient is φ = 44048760.

The previous prime is 49045439. The next prime is 49045501. The reversal of 49045447 is 74454094.

It is a happy number.

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 49045447 - 2³ = 49045439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49045417) 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, 25947 + ... + 27772.

It is an arithmetic number, because the mean of its divisors is an integer number (6768720).

Almost surely, 2^49045447 is an apocalyptic number.

49045447 is a deficient number, since it is larger than the sum of its proper divisors (5104313).

49045447 is a wasteful number, since it uses less digits than its factorization.

49045447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53813.

The product of its (nonzero) digits is 80640, while the sum is 37.

The square root of 49045447 is about 7003.2454619269. The cubic root of 49045447 is about 366.0436683342.

The spelling of 49045447 in words is "forty-nine million, forty-five thousand, four hundred forty-seven".