420032412 has 24 divisors (see below), whose sum is σ = 1088973200. Its totient is φ = 140010768.

The previous prime is 420032383. The next prime is 420032453. The reversal of 420032412 is 214230024.

420032412 is a `hidden beast` number, since 420 + 0 + 3 + 241 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 1944487 + ... + 1944702.

Almost surely, 2^420032412 is an apocalyptic number.

It is an amenable number.

420032412 is an abundant number, since it is smaller than the sum of its proper divisors (668940788).

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

420032412 is a wasteful number, since it uses less digits than its factorization.

420032412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3889202 (or 3889194 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 420032412 is about 20494.6922884926. The cubic root of 420032412 is about 748.9065024590.

Adding to 420032412 its reverse (214230024), we get a palindrome (634262436).

The spelling of 420032412 in words is "four hundred twenty million, thirty-two thousand, four hundred twelve".