49289867 has 4 divisors (see below), whose sum is σ = 53770776. Its totient is φ = 44808960.

The previous prime is 49289797. The next prime is 49289869. The reversal of 49289867 is 76898294.

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

It is a cyclic number.

It is not a de Polignac number, because 49289867 - 2¹⁰ = 49288843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49289869) 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, 2240438 + ... + 2240459.

It is an arithmetic number, because the mean of its divisors is an integer number (13442694).

Almost surely, 2^49289867 is an apocalyptic number.

49289867 is a deficient number, since it is larger than the sum of its proper divisors (4480909).

49289867 is a wasteful number, since it uses less digits than its factorization.

49289867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4480908.

The product of its digits is 1741824, while the sum is 53.

The square root of 49289867 is about 7020.6742553689. The cubic root of 49289867 is about 366.6507255696.

The spelling of 49289867 in words is "forty-nine million, two hundred eighty-nine thousand, eight hundred sixty-seven".