20126098 has 4 divisors (see below), whose sum is σ = 30189150. Its totient is φ = 10063048.

The previous prime is 20126077. The next prime is 20126101. The reversal of 20126098 is 89062102.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 14040009 + 6086089 = 3747^2 + 2467^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5031523 + ... + 5031526.

Almost surely, 2^20126098 is an apocalyptic number.

20126098 is a deficient number, since it is larger than the sum of its proper divisors (10063052).

20126098 is a wasteful number, since it uses less digits than its factorization.

20126098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10063051.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 20126098 is about 4486.2119878579. The cubic root of 20126098 is about 272.0110379748.

The spelling of 20126098 in words is "twenty million, one hundred twenty-six thousand, ninety-eight".