49797 has 12 divisors (see below), whose sum is σ = 78624. Its totient is φ = 30120.

The previous prime is 49789. The next prime is 49801. The reversal of 49797 is 79794.

It is not a de Polignac number, because 49797 - 2³ = 49789 is a prime.

It is a plaindrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49727) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 153 + ... + 350.

It is an arithmetic number, because the mean of its divisors is an integer number (6552).

2⁴⁹⁷⁹⁷ is an apocalyptic number.

It is an amenable number.

49797 is a deficient number, since it is larger than the sum of its proper divisors (28827).

49797 is a wasteful number, since it uses less digits than its factorization.

49797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 520 (or 517 counting only the distinct ones).

The product of its digits is 15876, while the sum is 36.

The square root of 49797 is about 223.1524142823. The cubic root of 49797 is about 36.7903901341.

It can be divided in two parts, 4 and 9797, that added together give a square (9801 = 99²).

The spelling of 49797 in words is "forty-nine thousand, seven hundred ninety-seven".