391414094 has 4 divisors (see below), whose sum is σ = 587121144. Its totient is φ = 195707046.

The previous prime is 391414061. The next prime is 391414123. The reversal of 391414094 is 490414193.

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

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 as a sum of consecutive naturals, namely, 97853522 + ... + 97853525.

It is an arithmetic number, because the mean of its divisors is an integer number (146780286).

Almost surely, 2^391414094 is an apocalyptic number.

391414094 is a deficient number, since it is larger than the sum of its proper divisors (195707050).

391414094 is a wasteful number, since it uses less digits than its factorization.

391414094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195707049.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 391414094 is about 19784.1879792930. The cubic root of 391414094 is about 731.4963327791.

Subtracting 391414094 from its reverse (490414193), we obtain a palindrome (99000099).

The spelling of 391414094 in words is "three hundred ninety-one million, four hundred fourteen thousand, ninety-four".