20127274 has 4 divisors (see below), whose sum is σ = 30190914. Its totient is φ = 10063636.

The previous prime is 20127259. The next prime is 20127287. The reversal of 20127274 is 47272102.

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., 18861649 + 1265625 = 4343^2 + 1125^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5031817 + ... + 5031820.

Almost surely, 2^20127274 is an apocalyptic number.

20127274 is a deficient number, since it is larger than the sum of its proper divisors (10063640).

20127274 is a wasteful number, since it uses less digits than its factorization.

20127274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10063639.

The product of its (nonzero) digits is 1568, while the sum is 25.

The square root of 20127274 is about 4486.3430542035. The cubic root of 20127274 is about 272.0163358845.

Adding to 20127274 its reverse (47272102), we get a palindrome (67399376).

The spelling of 20127274 in words is "twenty million, one hundred twenty-seven thousand, two hundred seventy-four".