49388453 has 2 divisors, whose sum is σ = 49388454. Its totient is φ = 49388452.

The previous prime is 49388407. The next prime is 49388473. The reversal of 49388453 is 35488394.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44649124 + 4739329 = 6682^2 + 2177^2 .

It is a cyclic number.

It is not a de Polignac number, because 49388453 - 2⁸ = 49388197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49388473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24694226 + 24694227.

It is an arithmetic number, because the mean of its divisors is an integer number (24694227).

Almost surely, 2^49388453 is an apocalyptic number.

It is an amenable number.

49388453 is a deficient number, since it is larger than the sum of its proper divisors (1).

49388453 is an equidigital number, since it uses as much as digits as its factorization.

49388453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 414720, while the sum is 44.

The square root of 49388453 is about 7027.6918686010. The cubic root of 49388453 is about 366.8950121278.

The spelling of 49388453 in words is "forty-nine million, three hundred eighty-eight thousand, four hundred fifty-three".