49336421 has 2 divisors, whose sum is σ = 49336422. Its totient is φ = 49336420.

The previous prime is 49336411. The next prime is 49336423. The reversal of 49336421 is 12463394.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47128225 + 2208196 = 6865^2 + 1486^2 .

It is a cyclic number.

It is not a de Polignac number, because 49336421 - 2²² = 45142117 is a prime.

Together with 49336423, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49336423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24668210 + 24668211.

It is an arithmetic number, because the mean of its divisors is an integer number (24668211).

Almost surely, 2^49336421 is an apocalyptic number.

It is an amenable number.

49336421 is a deficient number, since it is larger than the sum of its proper divisors (1).

49336421 is an equidigital number, since it uses as much as digits as its factorization.

49336421 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15552, while the sum is 32.

The square root of 49336421 is about 7023.9889663922. The cubic root of 49336421 is about 366.7661224240.

The spelling of 49336421 in words is "forty-nine million, three hundred thirty-six thousand, four hundred twenty-one".