394949411 has 4 divisors (see below), whose sum is σ = 397964424. Its totient is φ = 391934400.

The previous prime is 394949407. The next prime is 394949417. The reversal of 394949411 is 114949493.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 394949411 - 2² = 394949407 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (394949417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1507310 + ... + 1507571.

It is an arithmetic number, because the mean of its divisors is an integer number (99491106).

Almost surely, 2^394949411 is an apocalyptic number.

394949411 is a deficient number, since it is larger than the sum of its proper divisors (3015013).

394949411 is a wasteful number, since it uses less digits than its factorization.

394949411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3015012.

The product of its digits is 139968, while the sum is 44.

The square root of 394949411 is about 19873.3341691826. The cubic root of 394949411 is about 733.6920672995.

It can be divided in two parts, 3949494 and 11, that multiplied together give a palindrome (43444434).

The spelling of 394949411 in words is "three hundred ninety-four million, nine hundred forty-nine thousand, four hundred eleven".