214193451 has 8 divisors (see below), whose sum is σ = 287027200. Its totient is φ = 142077672.

The previous prime is 214193443. The next prime is 214193453. The reversal of 214193451 is 154391412.

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

It is not a de Polignac number, because 214193451 - 2³ = 214193443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (214193453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 178795 + ... + 179988.

It is an arithmetic number, because the mean of its divisors is an integer number (35878400).

Almost surely, 2^214193451 is an apocalyptic number.

214193451 is a deficient number, since it is larger than the sum of its proper divisors (72833749).

214193451 is a wasteful number, since it uses less digits than its factorization.

214193451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358985.

The product of its digits is 4320, while the sum is 30.

The square root of 214193451 is about 14635.3493637836. The cubic root of 214193451 is about 598.3225842754.

The spelling of 214193451 in words is "two hundred fourteen million, one hundred ninety-three thousand, four hundred fifty-one".