49197 has 12 divisors (see below), whose sum is σ = 70784. Its totient is φ = 30360.
The previous prime is 49193. The next prime is 49199. The reversal of 49197 is 79194.
It is not a de Polignac number, because 49197 - 22 = 49193 is a prime.
It is a Duffinian number.
It is a plaindrome in base 12.
It is a nialpdrome in base 9.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49193) 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, 1572 + ... + 1602.
249197 is an apocalyptic number.
It is an amenable number.
49197 is a deficient number, since it is larger than the sum of its proper divisors (21587).
49197 is a wasteful number, since it uses less digits than its factorization.
49197 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 80 (or 57 counting only the distinct ones).
The product of its digits is 2268, while the sum is 30.
The square root of 49197 is about 221.8039675028. The cubic root of 49197 is about 36.6420312020.
The spelling of 49197 in words is "forty-nine thousand, one hundred ninety-seven".
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