49109773 has 2 divisors, whose sum is σ = 49109774. Its totient is φ = 49109772.

The previous prime is 49109743. The next prime is 49109779. The reversal of 49109773 is 37790194.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28697449 + 20412324 = 5357^2 + 4518^2 .

It is a cyclic number.

It is not a de Polignac number, because 49109773 - 2⁹ = 49109261 is a prime.

It is a super-2 number, since 2×49109773² = 4823539608223058, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49109779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24554886 + 24554887.

It is an arithmetic number, because the mean of its divisors is an integer number (24554887).

Almost surely, 2^49109773 is an apocalyptic number.

It is an amenable number.

49109773 is a deficient number, since it is larger than the sum of its proper divisors (1).

49109773 is an equidigital number, since it uses as much as digits as its factorization.

49109773 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 47628, while the sum is 40.

The square root of 49109773 is about 7007.8365420435. The cubic root of 49109773 is about 366.2036277181.

The spelling of 49109773 in words is "forty-nine million, one hundred nine thousand, seven hundred seventy-three".