20346214 has 32 divisors (see below), whose sum is σ = 36702720. Its totient is φ = 8270592.

The previous prime is 20346211. The next prime is 20346247. The reversal of 20346214 is 41264302.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20346211) 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, 57462 + ... + 57814.

It is an arithmetic number, because the mean of its divisors is an integer number (1146960).

Almost surely, 2^20346214 is an apocalyptic number.

20346214 is a deficient number, since it is larger than the sum of its proper divisors (16356506).

20346214 is a wasteful number, since it uses less digits than its factorization.

20346214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 564.

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

The square root of 20346214 is about 4510.6777761219. The cubic root of 20346214 is about 272.9990920730. Note that the first 3 decimals are identical.

The spelling of 20346214 in words is "twenty million, three hundred forty-six thousand, two hundred fourteen".