420433324 has 24 divisors (see below), whose sum is σ = 781846128. Its totient is φ = 197137920.

The previous prime is 420433319. The next prime is 420433333. The reversal of 420433324 is 423334024.

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, 8107 + ... + 30109.

It is an arithmetic number, because the mean of its divisors is an integer number (32576922).

Almost surely, 2^420433324 is an apocalyptic number.

It is an amenable number.

420433324 is a deficient number, since it is larger than the sum of its proper divisors (361412804).

420433324 is a wasteful number, since it uses less digits than its factorization.

420433324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22305 (or 22303 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 25.

The square root of 420433324 is about 20504.4708295532. The cubic root of 420433324 is about 749.1446984646.

Adding to 420433324 its reverse (423334024), we get a palindrome (843767348).

The spelling of 420433324 in words is "four hundred twenty million, four hundred thirty-three thousand, three hundred twenty-four".