49474447 has 8 divisors (see below), whose sum is σ = 54093312. Its totient is φ = 44875800.

The previous prime is 49474441. The next prime is 49474457. The reversal of 49474447 is 74447494.

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 49474447 - 2²³ = 41085839 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 (49474441) 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, 322 + ... + 9952.

It is an arithmetic number, because the mean of its divisors is an integer number (6761664).

Almost surely, 2^49474447 is an apocalyptic number.

49474447 is a deficient number, since it is larger than the sum of its proper divisors (4618865).

49474447 is a wasteful number, since it uses less digits than its factorization.

49474447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10109.

The product of its digits is 451584, while the sum is 43.

The square root of 49474447 is about 7033.8074326783. The cubic root of 49474447 is about 367.1078316138.

The spelling of 49474447 in words is "forty-nine million, four hundred seventy-four thousand, four hundred forty-seven".