49197853 has 2 divisors, whose sum is σ = 49197854. Its totient is φ = 49197852.

The previous prime is 49197829. The next prime is 49197871. The reversal of 49197853 is 35879194.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44796249 + 4401604 = 6693^2 + 2098^2 .

It is a cyclic number.

It is not a de Polignac number, because 49197853 - 2¹³ = 49189661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49197353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24598926 + 24598927.

It is an arithmetic number, because the mean of its divisors is an integer number (24598927).

Almost surely, 2^49197853 is an apocalyptic number.

It is an amenable number.

49197853 is a deficient number, since it is larger than the sum of its proper divisors (1).

49197853 is an equidigital number, since it uses as much as digits as its factorization.

49197853 is an evil number, because the sum of its binary digits is even.

The product of its digits is 272160, while the sum is 46.

The square root of 49197853 is about 7014.1181199065. The cubic root of 49197853 is about 366.4224297280.

The spelling of 49197853 in words is "forty-nine million, one hundred ninety-seven thousand, eight hundred fifty-three".