49156 has 6 divisors (see below), whose sum is σ = 86030. Its totient is φ = 24576.

The previous prime is 49139. The next prime is 49157. The reversal of 49156 is 65194.

It can be written as a sum of positive squares in only one way, i.e., 46656 + 2500 = 216^2 + 50^2 .

It is a nialpdrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 49156.

It is not an unprimeable number, because it can be changed into a prime (49157) by changing a digit.

49156 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (3) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6141 + ... + 6148.

2⁴⁹¹⁵⁶ is an apocalyptic number.

It is an amenable number.

49156 is a deficient number, since it is larger than the sum of its proper divisors (36874).

49156 is a wasteful number, since it uses less digits than its factorization.

49156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12293 (or 12291 counting only the distinct ones).

The product of its digits is 1080, while the sum is 25.

The square root of 49156 is about 221.7115242832. The cubic root of 49156 is about 36.6318494103.

The spelling of 49156 in words is "forty-nine thousand, one hundred fifty-six".