420433532 has 48 divisors (see below), whose sum is σ = 804249600. Its totient is φ = 191782080.

The previous prime is 420433523. The next prime is 420433543. The reversal of 420433532 is 235334024.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 153269 + ... + 155987.

It is an arithmetic number, because the mean of its divisors is an integer number (16755200).

Almost surely, 2^420433532 is an apocalyptic number.

It is an amenable number.

420433532 is a deficient number, since it is larger than the sum of its proper divisors (383816068).

420433532 is a wasteful number, since it uses less digits than its factorization.

420433532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2826 (or 2824 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 26.

The square root of 420433532 is about 20504.4759016172. The cubic root of 420433532 is about 749.1448220055.

Adding to 420433532 its reverse (235334024), we get a palindrome (655767556).

The spelling of 420433532 in words is "four hundred twenty million, four hundred thirty-three thousand, five hundred thirty-two".