452544042 has 16 divisors (see below), whose sum is σ = 920429280. Its totient is φ = 148291152.

The previous prime is 452544031. The next prime is 452544049. The reversal of 452544042 is 240445254.

It is a super-2 number, since 2×452544042² = 409592219899395528, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (452544049) 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, 638833 + ... + 639540.

It is an arithmetic number, because the mean of its divisors is an integer number (57526830).

Almost surely, 2^452544042 is an apocalyptic number.

452544042 is an abundant number, since it is smaller than the sum of its proper divisors (467885238).

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

452544042 is a wasteful number, since it uses less digits than its factorization.

452544042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1278437.

The product of its (nonzero) digits is 25600, while the sum is 30.

The square root of 452544042 is about 21273.0825692940. The cubic root of 452544042 is about 767.7508109471.

Adding to 452544042 its reverse (240445254), we get a palindrome (692989296).

The spelling of 452544042 in words is "four hundred fifty-two million, five hundred forty-four thousand, forty-two".