420332334 has 32 divisors (see below), whose sum is σ = 856552320. Its totient is φ = 137474400.

The previous prime is 420332333. The next prime is 420332357. The reversal of 420332334 is 433233024.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420332333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 178537 + ... + 180875.

It is an arithmetic number, because the mean of its divisors is an integer number (26767260).

Almost surely, 2^420332334 is an apocalyptic number.

420332334 is an abundant number, since it is smaller than the sum of its proper divisors (436219986).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

420332334 is a wasteful number, since it uses less digits than its factorization.

420332334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2896.

The product of its (nonzero) digits is 5184, while the sum is 24.

The square root of 420332334 is about 20502.0080479937. The cubic root of 420332334 is about 749.0847110047.

Adding to 420332334 its reverse (433233024), we get a palindrome (853565358).

The spelling of 420332334 in words is "four hundred twenty million, three hundred thirty-two thousand, three hundred thirty-four".