49955547 has 4 divisors (see below), whose sum is σ = 66607400. Its totient is φ = 33303696.

The previous prime is 49955533. The next prime is 49955557. The reversal of 49955547 is 74555994.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 49955547 - 2⁶ = 49955483 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 49955496 and 49955505.

It is not an unprimeable number, because it can be changed into a prime (49955557) 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, 8325922 + ... + 8325927.

It is an arithmetic number, because the mean of its divisors is an integer number (16651850).

Almost surely, 2^49955547 is an apocalyptic number.

49955547 is a deficient number, since it is larger than the sum of its proper divisors (16651853).

49955547 is a wasteful number, since it uses less digits than its factorization.

49955547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16651852.

The product of its digits is 1134000, while the sum is 48.

The square root of 49955547 is about 7067.9238111344. The cubic root of 49955547 is about 368.2939399915.

The spelling of 49955547 in words is "forty-nine million, nine hundred fifty-five thousand, five hundred forty-seven".