7158214 has 12 divisors (see below), whose sum is σ = 12490524. Its totient is φ = 3067764.

The previous prime is 7158199. The next prime is 7158223. The reversal of 7158214 is 4128517.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 36424 + ... + 36619.

It is an arithmetic number, because the mean of its divisors is an integer number (1040877).

Almost surely, 2^7158214 is an apocalyptic number.

7158214 is a deficient number, since it is larger than the sum of its proper divisors (5332310).

7158214 is a wasteful number, since it uses less digits than its factorization.

7158214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73059 (or 73052 counting only the distinct ones).

The product of its digits is 2240, while the sum is 28.

The square root of 7158214 is about 2675.4838814689. The cubic root of 7158214 is about 192.7235969314.

It can be divided in two parts, 71 and 58214, that added together give a palindrome (58285).

The spelling of 7158214 in words is "seven million, one hundred fifty-eight thousand, two hundred fourteen".