2206542026 has 16 divisors (see below), whose sum is σ = 3566077704. Its totient is φ = 1017928704.

The previous prime is 2206541993. The next prime is 2206542061. The reversal of 2206542026 is 6202456022.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2036265625 + 170276401 = 45125^2 + 13049^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2206542026.

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, 40430 + ... + 77766.

Almost surely, 2^2206542026 is an apocalyptic number.

2206542026 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2206542026 is a deficient number, since it is larger than the sum of its proper divisors (1359535678).

2206542026 is a wasteful number, since it uses less digits than its factorization.

2206542026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39625.

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 2206542026 is about 46973.8440624141. The cubic root of 2206542026 is about 1301.8793382455.

Adding to 2206542026 its reverse (6202456022), we get a palindrome (8408998048).

The spelling of 2206542026 in words is "two billion, two hundred six million, five hundred forty-two thousand, twenty-six".