49004 has 6 divisors (see below), whose sum is σ = 85764. Its totient is φ = 24500.

The previous prime is 49003. The next prime is 49009. The reversal of 49004 is 40094.

It is a plaindrome in base 11.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 49004.

It is not an unprimeable number, because it can be changed into a prime (49003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6122 + ... + 6129.

It is an arithmetic number, because the mean of its divisors is an integer number (14294).

2⁴⁹⁰⁰⁴ is an apocalyptic number.

It is an amenable number.

49004 is a deficient number, since it is larger than the sum of its proper divisors (36760).

49004 is a wasteful number, since it uses less digits than its factorization.

49004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12255 (or 12253 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 49004 is about 221.3684711064. The cubic root of 49004 is about 36.5940528026.

Adding to 49004 its reverse (40094), we get a palindrome (89098).

It can be divided in two parts, 4900 and 4, that multiplied together give a square (19600 = 140²).

The spelling of 49004 in words is "forty-nine thousand, four".