49261237 has 2 divisors, whose sum is σ = 49261238. Its totient is φ = 49261236.

The previous prime is 49261207. The next prime is 49261241. The reversal of 49261237 is 73216294.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27815076 + 21446161 = 5274^2 + 4631^2 .

It is a cyclic number.

It is not a de Polignac number, because 49261237 - 2¹⁵ = 49228469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49261207) 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, 24630618 + 24630619.

It is an arithmetic number, because the mean of its divisors is an integer number (24630619).

Almost surely, 2^49261237 is an apocalyptic number.

It is an amenable number.

49261237 is a deficient number, since it is larger than the sum of its proper divisors (1).

49261237 is an equidigital number, since it uses as much as digits as its factorization.

49261237 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18144, while the sum is 34.

The square root of 49261237 is about 7018.6349812481. The cubic root of 49261237 is about 366.5797221768.

The spelling of 49261237 in words is "forty-nine million, two hundred sixty-one thousand, two hundred thirty-seven".