452004212 has 18 divisors (see below), whose sum is σ = 869455314. Its totient is φ = 205456240.

The previous prime is 452004191. The next prime is 452004221. The reversal of 452004212 is 212400254.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 444197776 + 7806436 = 21076^2 + 2794^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 466463 + ... + 467430.

It is an arithmetic number, because the mean of its divisors is an integer number (48303073).

Almost surely, 2^452004212 is an apocalyptic number.

It is an amenable number.

452004212 is a deficient number, since it is larger than the sum of its proper divisors (417451102).

452004212 is a wasteful number, since it uses less digits than its factorization.

452004212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 933919 (or 933906 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 452004212 is about 21260.3906831460. The cubic root of 452004212 is about 767.4454117011.

Adding to 452004212 its reverse (212400254), we get a palindrome (664404466).

The spelling of 452004212 in words is "four hundred fifty-two million, four thousand, two hundred twelve".