49446667 has 4 divisors (see below), whose sum is σ = 49481280. Its totient is φ = 49412056.

The previous prime is 49446647. The next prime is 49446673. The reversal of 49446667 is 76664494.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 76664494 = 2 ⋅38332247.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49446667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49446637) 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, 15067 + ... + 18052.

It is an arithmetic number, because the mean of its divisors is an integer number (12370320).

Almost surely, 2^49446667 is an apocalyptic number.

49446667 is a deficient number, since it is larger than the sum of its proper divisors (34613).

49446667 is a wasteful number, since it uses less digits than its factorization.

49446667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34612.

The product of its digits is 870912, while the sum is 46.

The square root of 49446667 is about 7031.8324069904. The cubic root of 49446667 is about 367.0391081578.

It can be divided in two parts, 4944 and 6667, that added together give a palindrome (11611).

The spelling of 49446667 in words is "forty-nine million, four hundred forty-six thousand, six hundred sixty-seven".