452032142 has 16 divisors (see below), whose sum is σ = 741094272. Its totient is φ = 205858560.

The previous prime is 452032127. The next prime is 452032151. The reversal of 452032142 is 241230254.

It is a happy number.

It is a super-2 number, since 2×452032142² = 408666114802216328, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 213383 + ... + 215490.

It is an arithmetic number, because the mean of its divisors is an integer number (46318392).

Almost surely, 2^452032142 is an apocalyptic number.

452032142 is a deficient number, since it is larger than the sum of its proper divisors (289062130).

452032142 is a wasteful number, since it uses less digits than its factorization.

452032142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428923.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 452032142 is about 21261.0475282851. The cubic root of 452032142 is about 767.4612185662.

Adding to 452032142 its reverse (241230254), we get a palindrome (693262396).

The spelling of 452032142 in words is "four hundred fifty-two million, thirty-two thousand, one hundred forty-two".