120406432 has 12 divisors (see below), whose sum is σ = 237050226. Its totient is φ = 60203200.

The previous prime is 120406417. The next prime is 120406441. The reversal of 120406432 is 234604021.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 120209296 + 197136 = 10964^2 + 444^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1881319 + ... + 1881382.

Almost surely, 2^120406432 is an apocalyptic number.

It is an amenable number.

120406432 is a deficient number, since it is larger than the sum of its proper divisors (116643794).

120406432 is an equidigital number, since it uses as much as digits as its factorization.

120406432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3762711 (or 3762703 counting only the distinct ones).

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

The square root of 120406432 is about 10972.9864667738. The cubic root of 120406432 is about 493.7986470896.

The spelling of 120406432 in words is "one hundred twenty million, four hundred six thousand, four hundred thirty-two".