406420214 has 8 divisors (see below), whose sum is σ = 609767400. Its totient is φ = 203164416.

The previous prime is 406420213. The next prime is 406420283. The reversal of 406420214 is 412024604.

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

It is a self number, because there is not a number n which added to its sum of digits gives 406420214.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406420213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10364 + ... + 30335.

It is an arithmetic number, because the mean of its divisors is an integer number (76220925).

Almost surely, 2^406420214 is an apocalyptic number.

406420214 is a deficient number, since it is larger than the sum of its proper divisors (203347186).

406420214 is a wasteful number, since it uses less digits than its factorization.

406420214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45694.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 406420214 is about 20159.8664182082. The cubic root of 406420214 is about 740.7274402600.

Adding to 406420214 its reverse (412024604), we get a palindrome (818444818).

The spelling of 406420214 in words is "four hundred six million, four hundred twenty thousand, two hundred fourteen".