2142340026 has 32 divisors (see below), whose sum is σ = 4442592960. Its totient is φ = 687907584.

The previous prime is 2142340021. The next prime is 2142340027. The reversal of 2142340026 is 6200432412.

It is a junction number, because it is equal to n+sod(n) for n = 2142339978 and 2142340005.

It is not an unprimeable number, because it can be changed into a prime (2142340021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63186 + ... + 90978.

It is an arithmetic number, because the mean of its divisors is an integer number (138831030).

Almost surely, 2^2142340026 is an apocalyptic number.

2142340026 is an abundant number, since it is smaller than the sum of its proper divisors (2300252934).

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

2142340026 is a wasteful number, since it uses less digits than its factorization.

2142340026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28270.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 2142340026 is about 46285.4191511755. The cubic root of 2142340026 is about 1289.1282747091.

Adding to 2142340026 its reverse (6200432412), we get a palindrome (8342772438).

The spelling of 2142340026 in words is "two billion, one hundred forty-two million, three hundred forty thousand, twenty-six".