421414342 has 16 divisors (see below), whose sum is σ = 647416800. Its totient is φ = 205650432.

The previous prime is 421414339. The next prime is 421414351. The reversal of 421414342 is 243414124.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10159 + ... + 30757.

It is an arithmetic number, because the mean of its divisors is an integer number (40463550).

Almost surely, 2^421414342 is an apocalyptic number.

421414342 is a deficient number, since it is larger than the sum of its proper divisors (226002458).

421414342 is a wasteful number, since it uses less digits than its factorization.

421414342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20847.

The product of its digits is 3072, while the sum is 25.

The square root of 421414342 is about 20528.3789423325. The cubic root of 421414342 is about 749.7269180619.

Adding to 421414342 its reverse (243414124), we get a palindrome (664828466).

The spelling of 421414342 in words is "four hundred twenty-one million, four hundred fourteen thousand, three hundred forty-two".