49545217 has 8 divisors (see below), whose sum is σ = 52300160. Its totient is φ = 46805040.

The previous prime is 49545193. The next prime is 49545233. The reversal of 49545217 is 71254594.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49545217 is a prime.

It is not an unprimeable number, because it can be changed into a prime (49545277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3592 + ... + 10582.

It is an arithmetic number, because the mean of its divisors is an integer number (6537520).

It is a Proth number, since it is equal to 189 ⋅ 2¹⁸ + 1 and 189 < 2¹⁸.

Almost surely, 2^49545217 is an apocalyptic number.

It is an amenable number.

49545217 is a deficient number, since it is larger than the sum of its proper divisors (2754943).

49545217 is a wasteful number, since it uses less digits than its factorization.

49545217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7383.

The product of its digits is 50400, while the sum is 37.

The square root of 49545217 is about 7038.8363384866. The cubic root of 49545217 is about 367.2827895633.

The spelling of 49545217 in words is "forty-nine million, five hundred forty-five thousand, two hundred seventeen".