391414 has 16 divisors (see below), whose sum is σ = 626688. Its totient is φ = 182952.

The previous prime is 391403. The next prime is 391441. The reversal of 391414 is 414193.

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 7 ways as a sum of consecutive naturals, for example, 3019 + ... + 3145.

It is an arithmetic number, because the mean of its divisors is an integer number (39168).

2³⁹¹⁴¹⁴ is an apocalyptic number.

391414 is a deficient number, since it is larger than the sum of its proper divisors (235274).

391414 is a wasteful number, since it uses less digits than its factorization.

391414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219.

The product of its digits is 432, while the sum is 22.

The square root of 391414 is about 625.6308815907. The cubic root of 391414 is about 73.1496274222.

The spelling of 391414 in words is "three hundred ninety-one thousand, four hundred fourteen".