2206428442 has 16 divisors (see below), whose sum is σ = 3381523200. Its totient is φ = 1079274448.

The previous prime is 2206428439. The next prime is 2206428451. The reversal of 2206428442 is 2448246022.

It is a junction number, because it is equal to n+sod(n) for n = 2206428398 and 2206428407.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 331059 + ... + 337657.

It is an arithmetic number, because the mean of its divisors is an integer number (211345200).

Almost surely, 2^2206428442 is an apocalyptic number.

2206428442 is a deficient number, since it is larger than the sum of its proper divisors (1175094758).

2206428442 is a wasteful number, since it uses less digits than its factorization.

2206428442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10205.

The product of its (nonzero) digits is 49152, while the sum is 34.

The square root of 2206428442 is about 46972.6350336023. The cubic root of 2206428442 is about 1301.8569993402.

The spelling of 2206428442 in words is "two billion, two hundred six million, four hundred twenty-eight thousand, four hundred forty-two".