49145585 has 8 divisors (see below), whose sum is σ = 59012736. Its totient is φ = 39291120.

The previous prime is 49145581. The next prime is 49145587. The reversal of 49145585 is 58554194.

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

It is not a de Polignac number, because 49145585 - 2² = 49145581 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49145581) 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, 11720 + ... + 15350.

It is an arithmetic number, because the mean of its divisors is an integer number (7376592).

Almost surely, 2^49145585 is an apocalyptic number.

It is an amenable number.

49145585 is a deficient number, since it is larger than the sum of its proper divisors (9867151).

49145585 is a wasteful number, since it uses less digits than its factorization.

49145585 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6343.

The product of its digits is 144000, while the sum is 41.

The square root of 49145585 is about 7010.3912159023. The cubic root of 49145585 is about 366.2926208520.

The spelling of 49145585 in words is "forty-nine million, one hundred forty-five thousand, five hundred eighty-five".