201430024 has 8 divisors (see below), whose sum is σ = 377681310. Its totient is φ = 100715008.

The previous prime is 201429997. The next prime is 201430037. The reversal of 201430024 is 420034102.

It can be written as a sum of positive squares in only one way, i.e., 104407524 + 97022500 = 10218^2 + 9850^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12589369 + ... + 12589384.

Almost surely, 2^201430024 is an apocalyptic number.

It is an amenable number.

201430024 is a deficient number, since it is larger than the sum of its proper divisors (176251286).

201430024 is a wasteful number, since it uses less digits than its factorization.

201430024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25178759 (or 25178755 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 201430024 is about 14192.6045530762. The cubic root of 201430024 is about 586.1940439984.

Adding to 201430024 its reverse (420034102), we get a palindrome (621464126).

The spelling of 201430024 in words is "two hundred one million, four hundred thirty thousand, twenty-four".