421301434 has 8 divisors (see below), whose sum is σ = 633862368. Its totient is φ = 210013980.

The previous prime is 421301431. The next prime is 421301449. The reversal of 421301434 is 434103124.

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

It is not an unprimeable number, because it can be changed into a prime (421301431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 317542 + ... + 318865.

It is an arithmetic number, because the mean of its divisors is an integer number (79232796).

Almost surely, 2^421301434 is an apocalyptic number.

421301434 is a deficient number, since it is larger than the sum of its proper divisors (212560934).

421301434 is a wasteful number, since it uses less digits than its factorization.

421301434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 636740.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 421301434 is about 20525.6287114427. The cubic root of 421301434 is about 749.6599548861.

Adding to 421301434 its reverse (434103124), we get a palindrome (855404558).

The spelling of 421301434 in words is "four hundred twenty-one million, three hundred one thousand, four hundred thirty-four".