49564 has 6 divisors (see below), whose sum is σ = 86744. Its totient is φ = 24780.

The previous prime is 49559. The next prime is 49597. The reversal of 49564 is 46594.

It is a nialpdrome in base 15.

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6192 + ... + 6199.

2⁴⁹⁵⁶⁴ is an apocalyptic number.

It is an amenable number.

49564 is a deficient number, since it is larger than the sum of its proper divisors (37180).

49564 is a wasteful number, since it uses less digits than its factorization.

49564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12395 (or 12393 counting only the distinct ones).

The product of its digits is 4320, while the sum is 28.

The square root of 49564 is about 222.6297374566. The cubic root of 49564 is about 36.7329197010.

The spelling of 49564 in words is "forty-nine thousand, five hundred sixty-four".