147204212 has 6 divisors (see below), whose sum is σ = 257607378. Its totient is φ = 73602104.

The previous prime is 147204199. The next prime is 147204217. The reversal of 147204212 is 212402741.

It can be written as a sum of positive squares in only one way, i.e., 92236816 + 54967396 = 9604^2 + 7414^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147204217) 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, 18400523 + ... + 18400530.

It is an arithmetic number, because the mean of its divisors is an integer number (42934563).

Almost surely, 2^147204212 is an apocalyptic number.

It is an amenable number.

147204212 is a deficient number, since it is larger than the sum of its proper divisors (110403166).

147204212 is a wasteful number, since it uses less digits than its factorization.

147204212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36801057 (or 36801055 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 23.

The square root of 147204212 is about 12132.7742911504. The cubic root of 147204212 is about 528.0074847806.

Adding to 147204212 its reverse (212402741), we get a palindrome (359606953).

The spelling of 147204212 in words is "one hundred forty-seven million, two hundred four thousand, two hundred twelve".