452122312 has 8 divisors (see below), whose sum is σ = 847729350. Its totient is φ = 226061152.

The previous prime is 452122291. The next prime is 452122313. The reversal of 452122312 is 213221254.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 232074756 + 220047556 = 15234^2 + 14834^2 .

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

It is not an unprimeable number, because it can be changed into a prime (452122313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28257637 + ... + 28257652.

Almost surely, 2^452122312 is an apocalyptic number.

It is an amenable number.

452122312 is a deficient number, since it is larger than the sum of its proper divisors (395607038).

452122312 is a wasteful number, since it uses less digits than its factorization.

452122312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56515295 (or 56515291 counting only the distinct ones).

The product of its digits is 960, while the sum is 22.

The square root of 452122312 is about 21263.1679671680. The cubic root of 452122312 is about 767.5122454518.

Adding to 452122312 its reverse (213221254), we get a palindrome (665343566).

It can be divided in two parts, 45212 and 2312, that added together give a square (47524 = 218²).

The spelling of 452122312 in words is "four hundred fifty-two million, one hundred twenty-two thousand, three hundred twelve".