49904357 has 2 divisors, whose sum is σ = 49904358. Its totient is φ = 49904356.

The previous prime is 49904353. The next prime is 49904363. The reversal of 49904357 is 75340994.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47969476 + 1934881 = 6926^2 + 1391^2 .

It is a cyclic number.

It is not a de Polignac number, because 49904357 - 2² = 49904353 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49904353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24952178 + 24952179.

It is an arithmetic number, because the mean of its divisors is an integer number (24952179).

Almost surely, 2^49904357 is an apocalyptic number.

It is an amenable number.

49904357 is a deficient number, since it is larger than the sum of its proper divisors (1).

49904357 is an equidigital number, since it uses as much as digits as its factorization.

49904357 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 136080, while the sum is 41.

The square root of 49904357 is about 7064.3015932221. The cubic root of 49904357 is about 368.1680987105.

The spelling of 49904357 in words is "forty-nine million, nine hundred four thousand, three hundred fifty-seven".