2206219477 has 16 divisors (see below), whose sum is σ = 2764881792. Its totient is φ = 1710213120.

The previous prime is 2206219453. The next prime is 2206219481. The reversal of 2206219477 is 7749126022.

It is not a de Polignac number, because 2206219477 - 2¹⁵ = 2206186709 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2206219427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59368 + ... + 89089.

It is an arithmetic number, because the mean of its divisors is an integer number (172805112).

Almost surely, 2^2206219477 is an apocalyptic number.

It is an amenable number.

2206219477 is a deficient number, since it is larger than the sum of its proper divisors (558662315).

2206219477 is a wasteful number, since it uses less digits than its factorization.

2206219477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148668.

The product of its (nonzero) digits is 84672, while the sum is 40.

The square root of 2206219477 is about 46970.4106539426. The cubic root of 2206219477 is about 1301.8158995653.

The spelling of 2206219477 in words is "two billion, two hundred six million, two hundred nineteen thousand, four hundred seventy-seven".