421514213 has 8 divisors (see below), whose sum is σ = 427205376. Its totient is φ = 415854000.

The previous prime is 421514207. The next prime is 421514237. The reversal of 421514213 is 312415124.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-421514213 is a prime.

It is a super-2 number, since 2×421514213² = 355348463522018738, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421514243) 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, 20363 + ... + 35463.

It is an arithmetic number, because the mean of its divisors is an integer number (53400672).

Almost surely, 2^421514213 is an apocalyptic number.

It is an amenable number.

421514213 is a deficient number, since it is larger than the sum of its proper divisors (5691163).

421514213 is a wasteful number, since it uses less digits than its factorization.

421514213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15475.

The product of its digits is 960, while the sum is 23.

The square root of 421514213 is about 20530.8113088597. The cubic root of 421514213 is about 749.7861393202.

Adding to 421514213 its reverse (312415124), we get a palindrome (733929337).

It can be divided in two parts, 42151 and 4213, that added together give a palindrome (46364).

The spelling of 421514213 in words is "four hundred twenty-one million, five hundred fourteen thousand, two hundred thirteen".