49959773 has 2 divisors, whose sum is σ = 49959774. Its totient is φ = 49959772.

The previous prime is 49959757. The next prime is 49959809. The reversal of 49959773 is 37795994.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49042009 + 917764 = 7003^2 + 958^2 .

It is a cyclic number.

It is not a de Polignac number, because 49959773 - 2⁴ = 49959757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49959713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24979886 + 24979887.

It is an arithmetic number, because the mean of its divisors is an integer number (24979887).

Almost surely, 2^49959773 is an apocalyptic number.

It is an amenable number.

49959773 is a deficient number, since it is larger than the sum of its proper divisors (1).

49959773 is an equidigital number, since it uses as much as digits as its factorization.

49959773 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2143260, while the sum is 53.

The square root of 49959773 is about 7068.2227610624. Note that the first 3 decimals coincide. The cubic root of 49959773 is about 368.3043249997.

The spelling of 49959773 in words is "forty-nine million, nine hundred fifty-nine thousand, seven hundred seventy-three".