201506432 has 16 divisors (see below), whose sum is σ = 401438850. Its totient is φ = 100753152.

The previous prime is 201506429. The next prime is 201506441. The reversal of 201506432 is 234605102.

It can be written as a sum of positive squares in only one way, i.e., 134003776 + 67502656 = 11576^2 + 8216^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a junction number, because it is equal to n+sod(n) for n = 201506398 and 201506407.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 787007 + ... + 787262.

Almost surely, 2^201506432 is an apocalyptic number.

It is an amenable number.

201506432 is a deficient number, since it is larger than the sum of its proper divisors (199932418).

201506432 is an equidigital number, since it uses as much as digits as its factorization.

201506432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1574283 (or 1574271 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 201506432 is about 14195.2961223076. The cubic root of 201506432 is about 586.2681545198.

The spelling of 201506432 in words is "two hundred one million, five hundred six thousand, four hundred thirty-two".