49533557 has 2 divisors, whose sum is σ = 49533558. Its totient is φ = 49533556.

The previous prime is 49533521. The next prime is 49533571. The reversal of 49533557 is 75533594.

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., 49434961 + 98596 = 7031^2 + 314^2 .

It is a cyclic number.

It is not a de Polignac number, because 49533557 - 2¹⁶ = 49468021 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 (49532557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24766778 + 24766779.

It is an arithmetic number, because the mean of its divisors is an integer number (24766779).

Almost surely, 2^49533557 is an apocalyptic number.

It is an amenable number.

49533557 is a deficient number, since it is larger than the sum of its proper divisors (1).

49533557 is an equidigital number, since it uses as much as digits as its factorization.

49533557 is an evil number, because the sum of its binary digits is even.

The product of its digits is 283500, while the sum is 41.

The square root of 49533557 is about 7038.0080278442. The cubic root of 49533557 is about 367.2539751215.

The spelling of 49533557 in words is "forty-nine million, five hundred thirty-three thousand, five hundred fifty-seven".