49222709 has 2 divisors, whose sum is σ = 49222710. Its totient is φ = 49222708.

The previous prime is 49222703. The next prime is 49222727. The reversal of 49222709 is 90722294.

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., 41242084 + 7980625 = 6422^2 + 2825^2 .

It is a cyclic number.

It is not a de Polignac number, because 49222709 - 2²⁴ = 32445493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49222703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24611354 + 24611355.

It is an arithmetic number, because the mean of its divisors is an integer number (24611355).

Almost surely, 2^49222709 is an apocalyptic number.

It is an amenable number.

49222709 is a deficient number, since it is larger than the sum of its proper divisors (1).

49222709 is an equidigital number, since it uses as much as digits as its factorization.

49222709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 49222709 is about 7015.8897511292. The cubic root of 49222709 is about 366.4841279659.

The spelling of 49222709 in words is "forty-nine million, two hundred twenty-two thousand, seven hundred nine".