452826378 has 48 divisors (see below), whose sum is σ = 1006948800. Its totient is φ = 146990592.

The previous prime is 452826377. The next prime is 452826379. The reversal of 452826378 is 873628254.

452826378 is a `hidden beast` number, since 4 + 5 + 2 + 8 + 2 + 637 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (452826377) and next prime (452826379).

It is a super-2 number, since 2×452826378² = 410103457225197768, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (452826377) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 346875 + ... + 348177.

It is an arithmetic number, because the mean of its divisors is an integer number (20978100).

Almost surely, 2^452826378 is an apocalyptic number.

452826378 is an abundant number, since it is smaller than the sum of its proper divisors (554122422).

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

452826378 is a wasteful number, since it uses less digits than its factorization.

452826378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1803 (or 1800 counting only the distinct ones).

The product of its digits is 645120, while the sum is 45.

The square root of 452826378 is about 21279.7175263207. The cubic root of 452826378 is about 767.9104408098.

The spelling of 452826378 in words is "four hundred fifty-two million, eight hundred twenty-six thousand, three hundred seventy-eight".