394320541 has 8 divisors (see below), whose sum is σ = 401400000. Its totient is φ = 387254400.

The previous prime is 394320539. The next prime is 394320571. The reversal of 394320541 is 145023493.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 394320541 - 2¹ = 394320539 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (394320571) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71016 + ... + 76366.

It is an arithmetic number, because the mean of its divisors is an integer number (50175000).

Almost surely, 2^394320541 is an apocalyptic number.

It is an amenable number.

394320541 is a deficient number, since it is larger than the sum of its proper divisors (7079459).

394320541 is a wasteful number, since it uses less digits than its factorization.

394320541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6659.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 394320541 is about 19857.5059108640. The cubic root of 394320541 is about 733.3024460590.

The spelling of 394320541 in words is "three hundred ninety-four million, three hundred twenty thousand, five hundred forty-one".