450252212 has 6 divisors (see below), whose sum is σ = 787941378. Its totient is φ = 225126104.

The previous prime is 450252203. The next prime is 450252227. The reversal of 450252212 is 212252054.

It can be written as a sum of positive squares in only one way, i.e., 441168016 + 9084196 = 21004^2 + 3014^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56281523 + ... + 56281530.

It is an arithmetic number, because the mean of its divisors is an integer number (131323563).

Almost surely, 2^450252212 is an apocalyptic number.

It is an amenable number.

450252212 is a deficient number, since it is larger than the sum of its proper divisors (337689166).

450252212 is a wasteful number, since it uses less digits than its factorization.

450252212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112563057 (or 112563055 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 450252212 is about 21219.1472967224. The cubic root of 450252212 is about 766.4525704216.

The spelling of 450252212 in words is "four hundred fifty million, two hundred fifty-two thousand, two hundred twelve".