201423032 has 8 divisors (see below), whose sum is σ = 377668200. Its totient is φ = 100711512.

The previous prime is 201423031. The next prime is 201423073. The reversal of 201423032 is 230324102.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 201423032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201423031) by changing a digit.

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, 12588932 + ... + 12588947.

It is an arithmetic number, because the mean of its divisors is an integer number (47208525).

Almost surely, 2^201423032 is an apocalyptic number.

It is an amenable number.

201423032 is a deficient number, since it is larger than the sum of its proper divisors (176245168).

201423032 is a wasteful number, since it uses less digits than its factorization.

201423032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25177885 (or 25177881 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 201423032 is about 14192.3582254677. The cubic root of 201423032 is about 586.1872613018.

Adding to 201423032 its reverse (230324102), we get a palindrome (431747134).

The spelling of 201423032 in words is "two hundred one million, four hundred twenty-three thousand, thirty-two".