20414229 has 16 divisors (see below), whose sum is σ = 31440960. Its totient is φ = 11644160.

The previous prime is 20414203. The next prime is 20414243. The reversal of 20414229 is 92241402.

It is not a de Polignac number, because 20414229 - 2¹¹ = 20412181 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20414199 and 20414208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20414129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17634 + ... + 18755.

It is an arithmetic number, because the mean of its divisors is an integer number (1965060).

Almost surely, 2^20414229 is an apocalyptic number.

It is an amenable number.

20414229 is a deficient number, since it is larger than the sum of its proper divisors (11026731).

20414229 is a wasteful number, since it uses less digits than its factorization.

20414229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36420.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 20414229 is about 4518.2108184546. The cubic root of 20414229 is about 273.3029550150.

The spelling of 20414229 in words is "twenty million, four hundred fourteen thousand, two hundred twenty-nine".