401421214 has 8 divisors (see below), whose sum is σ = 618405768. Its totient is φ = 195285960.

The previous prime is 401421197. The next prime is 401421217. The reversal of 401421214 is 412124104.

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

It is a super-2 number, since 2×401421214² = 322277982098467592, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 401421191 and 401421200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401421217) by changing a digit.

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, 2712232 + ... + 2712379.

It is an arithmetic number, because the mean of its divisors is an integer number (77300721).

Almost surely, 2^401421214 is an apocalyptic number.

401421214 is a deficient number, since it is larger than the sum of its proper divisors (216984554).

401421214 is a wasteful number, since it uses less digits than its factorization.

401421214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5424650.

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 401421214 is about 20035.4988457987. The cubic root of 401421214 is about 737.6779011220.

Adding to 401421214 its reverse (412124104), we get a palindrome (813545318).

The spelling of 401421214 in words is "four hundred one million, four hundred twenty-one thousand, two hundred fourteen".