401708168 has 16 divisors (see below), whose sum is σ = 777500160. Its totient is φ = 194374800.

The previous prime is 401708161. The next prime is 401708171. The reversal of 401708168 is 861807104.

It is a super-2 number, since 2×401708168² = 322738904475832448, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (401708161) 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, 809648 + ... + 810143.

It is an arithmetic number, because the mean of its divisors is an integer number (48593760).

Almost surely, 2^401708168 is an apocalyptic number.

It is an amenable number.

401708168 is a deficient number, since it is larger than the sum of its proper divisors (375791992).

401708168 is a wasteful number, since it uses less digits than its factorization.

401708168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1619828 (or 1619824 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 35.

The square root of 401708168 is about 20042.6587058703. The cubic root of 401708168 is about 737.8536344064.

The spelling of 401708168 in words is "four hundred one million, seven hundred eight thousand, one hundred sixty-eight".