401316446 has 8 divisors (see below), whose sum is σ = 616657104. Its totient is φ = 195764080.

The previous prime is 401316427. The next prime is 401316473. The reversal of 401316446 is 644613104.

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

It is a super-2 number, since 2×401316446² = 322109779660141832, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2446970 + ... + 2447133.

It is an arithmetic number, because the mean of its divisors is an integer number (77082138).

Almost surely, 2^401316446 is an apocalyptic number.

401316446 is a deficient number, since it is larger than the sum of its proper divisors (215340658).

401316446 is a wasteful number, since it uses less digits than its factorization.

401316446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4894146.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 401316446 is about 20032.8841158731. The cubic root of 401316446 is about 737.6137193596.

The spelling of 401316446 in words is "four hundred one million, three hundred sixteen thousand, four hundred forty-six".