49239371 has 2 divisors, whose sum is σ = 49239372. Its totient is φ = 49239370.

The previous prime is 49239331. The next prime is 49239373. The reversal of 49239371 is 17393294.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49239371 - 2¹⁰ = 49238347 is a prime.

Together with 49239373, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (49239373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24619685 + 24619686.

It is an arithmetic number, because the mean of its divisors is an integer number (24619686).

Almost surely, 2^49239371 is an apocalyptic number.

49239371 is a deficient number, since it is larger than the sum of its proper divisors (1).

49239371 is an equidigital number, since it uses as much as digits as its factorization.

49239371 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40824, while the sum is 38.

The square root of 49239371 is about 7017.0770980516. The cubic root of 49239371 is about 366.5254752071.

The spelling of 49239371 in words is "forty-nine million, two hundred thirty-nine thousand, three hundred seventy-one".