451352212 has 12 divisors (see below), whose sum is σ = 790317556. Its totient is φ = 225547200.

The previous prime is 451352173. The next prime is 451352249. The reversal of 451352212 is 212253154.

It can be written as a sum of positive squares in 2 ways, for example, as 87534736 + 363817476 = 9356^2 + 19074^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24123 + ... + 38530.

Almost surely, 2^451352212 is an apocalyptic number.

It is an amenable number.

451352212 is a deficient number, since it is larger than the sum of its proper divisors (338965344).

451352212 is a wasteful number, since it uses less digits than its factorization.

451352212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64458 (or 64456 counting only the distinct ones).

The product of its digits is 2400, while the sum is 25.

The square root of 451352212 is about 21245.0514708720. The cubic root of 451352212 is about 767.0762298963.

The spelling of 451352212 in words is "four hundred fifty-one million, three hundred fifty-two thousand, two hundred twelve".