2209455459 has 6 divisors (see below), whose sum is σ = 3191435676. Its totient is φ = 1472970300.

The previous prime is 2209455403. The next prime is 2209455491. The reversal of 2209455459 is 9545549022.

2209455459 is a `hidden beast` number, since 2 + 2 + 0 + 94 + 554 + 5 + 9 = 666.

2209455459 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2209455459 - 2¹⁷ = 2209324387 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2209455359) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 122747517 + ... + 122747534.

It is an arithmetic number, because the mean of its divisors is an integer number (531905946).

Almost surely, 2^2209455459 is an apocalyptic number.

2209455459 is a deficient number, since it is larger than the sum of its proper divisors (981980217).

2209455459 is a wasteful number, since it uses less digits than its factorization.

2209455459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245495057 (or 245495054 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 45.

The square root of 2209455459 is about 47004.8450587809. The cubic root of 2209455459 is about 1302.4520700063.

The spelling of 2209455459 in words is "two billion, two hundred nine million, four hundred fifty-five thousand, four hundred fifty-nine".