49266557 has 2 divisors, whose sum is σ = 49266558. Its totient is φ = 49266556.

The previous prime is 49266541. The next prime is 49266617. The reversal of 49266557 is 75566294.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49266361 + 196 = 7019^2 + 14^2 .

It is a cyclic number.

It is not a de Polignac number, because 49266557 - 2⁴ = 49266541 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 (49266257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24633278 + 24633279.

It is an arithmetic number, because the mean of its divisors is an integer number (24633279).

Almost surely, 2^49266557 is an apocalyptic number.

It is an amenable number.

49266557 is a deficient number, since it is larger than the sum of its proper divisors (1).

49266557 is an equidigital number, since it uses as much as digits as its factorization.

49266557 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 453600, while the sum is 44.

The square root of 49266557 is about 7019.0139620890. The cubic root of 49266557 is about 366.5929180419.

The spelling of 49266557 in words is "forty-nine million, two hundred sixty-six thousand, five hundred fifty-seven".