214021401 has 8 divisors (see below), whose sum is σ = 311303904. Its totient is φ = 129709920.

The previous prime is 214021399. The next prime is 214021433. The reversal of 214021401 is 104120412.

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

It is not a de Polignac number, because 214021401 - 2¹ = 214021399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (214021481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3242716 + ... + 3242781.

It is an arithmetic number, because the mean of its divisors is an integer number (38912988).

Almost surely, 2^214021401 is an apocalyptic number.

It is an amenable number.

214021401 is a deficient number, since it is larger than the sum of its proper divisors (97282503).

214021401 is a wasteful number, since it uses less digits than its factorization.

214021401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6485511.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 214021401 is about 14629.4702911623. The cubic root of 214021401 is about 598.1623413192.

Adding to 214021401 its reverse (104120412), we get a palindrome (318141813).

The spelling of 214021401 in words is "two hundred fourteen million, twenty-one thousand, four hundred one".