20426062 has 4 divisors (see below), whose sum is σ = 30639096. Its totient is φ = 10213030.

The previous prime is 20426039. The next prime is 20426069. The reversal of 20426062 is 26062402.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 26062402 = 2 ⋅13031201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20426069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5106514 + ... + 5106517.

It is an arithmetic number, because the mean of its divisors is an integer number (7659774).

Almost surely, 2^20426062 is an apocalyptic number.

20426062 is a deficient number, since it is larger than the sum of its proper divisors (10213034).

20426062 is a wasteful number, since it uses less digits than its factorization.

20426062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10213033.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 20426062 is about 4519.5201072680. The cubic root of 20426062 is about 273.3557510201.

Adding to 20426062 its reverse (26062402), we get a palindrome (46488464).

The spelling of 20426062 in words is "twenty million, four hundred twenty-six thousand, sixty-two".