214397158 has 4 divisors (see below), whose sum is σ = 321595740. Its totient is φ = 107198578.

The previous prime is 214397153. The next prime is 214397167. The reversal of 214397158 is 851793412.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×214397158² = 91932282716953928, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 214397158.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214397153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53599288 + ... + 53599291.

It is an arithmetic number, because the mean of its divisors is an integer number (80398935).

Almost surely, 2^214397158 is an apocalyptic number.

214397158 is a deficient number, since it is larger than the sum of its proper divisors (107198582).

214397158 is a wasteful number, since it uses less digits than its factorization.

214397158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107198581.

The product of its digits is 60480, while the sum is 40.

The square root of 214397158 is about 14642.3071269524. The cubic root of 214397158 is about 598.5122008425.

The spelling of 214397158 in words is "two hundred fourteen million, three hundred ninety-seven thousand, one hundred fifty-eight".