214146393 has 8 divisors (see below), whose sum is σ = 285622368. Its totient is φ = 142717344.

The previous prime is 214146389. The next prime is 214146409. The reversal of 214146393 is 393641412.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 214146393 - 2² = 214146389 is a prime.

It is not an unprimeable number, because it can be changed into a prime (214146323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 846 + ... + 20712.

It is an arithmetic number, because the mean of its divisors is an integer number (35702796).

Almost surely, 2^214146393 is an apocalyptic number.

It is an amenable number.

214146393 is a deficient number, since it is larger than the sum of its proper divisors (71475975).

214146393 is a wasteful number, since it uses less digits than its factorization.

214146393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23463.

The product of its digits is 15552, while the sum is 33.

The square root of 214146393 is about 14633.7415926345. The cubic root of 214146393 is about 598.2787641894.

It can be divided in two parts, 21 and 4146393, that added together give a palindrome (4146414).

The spelling of 214146393 in words is "two hundred fourteen million, one hundred forty-six thousand, three hundred ninety-three".