445043452 has 24 divisors (see below), whose sum is σ = 890535296. Its totient is φ = 190636848.

The previous prime is 445043449. The next prime is 445043453. The reversal of 445043452 is 254340544.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445043453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99823 + ... + 104185.

Almost surely, 2^445043452 is an apocalyptic number.

It is an amenable number.

445043452 is an abundant number, since it is smaller than the sum of its proper divisors (445491844).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

445043452 is a wasteful number, since it uses less digits than its factorization.

445043452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8017 (or 8015 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 31.

The square root of 445043452 is about 21096.0529957620. The cubic root of 445043452 is about 763.4855206986.

Adding to 445043452 its reverse (254340544), we get a palindrome (699383996).

The spelling of 445043452 in words is "four hundred forty-five million, forty-three thousand, four hundred fifty-two".