451533452 has 6 divisors (see below), whose sum is σ = 790183548. Its totient is φ = 225766724.

The previous prime is 451533437. The next prime is 451533457. The reversal of 451533452 is 254335154.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (451533457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56441678 + ... + 56441685.

It is an arithmetic number, because the mean of its divisors is an integer number (131697258).

Almost surely, 2^451533452 is an apocalyptic number.

It is an amenable number.

451533452 is a deficient number, since it is larger than the sum of its proper divisors (338650096).

451533452 is a wasteful number, since it uses less digits than its factorization.

451533452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112883367 (or 112883365 counting only the distinct ones).

The product of its digits is 36000, while the sum is 32.

The square root of 451533452 is about 21249.3165066550. The cubic root of 451533452 is about 767.1788890377.

The spelling of 451533452 in words is "four hundred fifty-one million, five hundred thirty-three thousand, four hundred fifty-two".