2206420542 has 24 divisors (see below), whose sum is σ = 4784303160. Its totient is φ = 734900400.

The previous prime is 2206420529. The next prime is 2206420561. The reversal of 2206420542 is 2450246022.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23692 + ... + 70527.

It is an arithmetic number, because the mean of its divisors is an integer number (199345965).

Almost surely, 2^2206420542 is an apocalyptic number.

2206420542 is an abundant number, since it is smaller than the sum of its proper divisors (2577882618).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2206420542 is a wasteful number, since it uses less digits than its factorization.

2206420542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95528 (or 95525 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 2206420542 is about 46972.5509420129. The cubic root of 2206420542 is about 1301.8554455950.

Adding to 2206420542 its reverse (2450246022), we get a palindrome (4656666564).

The spelling of 2206420542 in words is "two billion, two hundred six million, four hundred twenty thousand, five hundred forty-two".