452140 has 48 divisors (see below), whose sum is σ = 1072512. Its totient is φ = 158976.

The previous prime is 452131. The next prime is 452159. The reversal of 452140 is 41254.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9597 + ... + 9643.

It is an arithmetic number, because the mean of its divisors is an integer number (22344).

2⁴⁵²¹⁴⁰ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 452140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (536256).

452140 is an abundant number, since it is smaller than the sum of its proper divisors (620372).

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

452140 is a wasteful number, since it uses less digits than its factorization.

452140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106 (or 104 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 452140 is about 672.4135632184. The cubic root of 452140 is about 76.7522254233.

Adding to 452140 its reverse (41254), we get a palindrome (493394).

The spelling of 452140 in words is "four hundred fifty-two thousand, one hundred forty".