49014809 has 2 divisors, whose sum is σ = 49014810. Its totient is φ = 49014808.

The previous prime is 49014799. The next prime is 49014827. The reversal of 49014809 is 90841094.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44262409 + 4752400 = 6653^2 + 2180^2 .

It is a cyclic number.

It is not a de Polignac number, because 49014809 - 2¹² = 49010713 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (49014209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24507404 + 24507405.

It is an arithmetic number, because the mean of its divisors is an integer number (24507405).

Almost surely, 2^49014809 is an apocalyptic number.

It is an amenable number.

49014809 is a deficient number, since it is larger than the sum of its proper divisors (1).

49014809 is an equidigital number, since it uses as much as digits as its factorization.

49014809 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 49014809 is about 7001.0577058042. The cubic root of 49014809 is about 365.9674316825.

The spelling of 49014809 in words is "forty-nine million, fourteen thousand, eight hundred nine".