452778 has 32 divisors (see below), whose sum is σ = 1005696. Its totient is φ = 135168.

The previous prime is 452773. The next prime is 452797. The reversal of 452778 is 877254.

It is not an unprimeable number, because it can be changed into a prime (452773) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2250 + ... + 2442.

It is an arithmetic number, because the mean of its divisors is an integer number (31428).

2⁴⁵²⁷⁷⁸ is an apocalyptic number.

452778 is an abundant number, since it is smaller than the sum of its proper divisors (552918).

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

452778 is a wasteful number, since it uses less digits than its factorization.

452778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238.

The product of its digits is 15680, while the sum is 33.

The square root of 452778 is about 672.8878063987. The cubic root of 452778 is about 76.7883093099.

It can be divided in two parts, 4 and 52778, that multiplied together give a palindrome (211112).

The spelling of 452778 in words is "four hundred fifty-two thousand, seven hundred seventy-eight".