452000778 has 16 divisors (see below), whose sum is σ = 925025376. Its totient is φ = 147162960.

The previous prime is 452000767. The next prime is 452000779. The reversal of 452000778 is 877000254.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (452000779) 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, 875713 + ... + 876228.

It is an arithmetic number, because the mean of its divisors is an integer number (57814086).

Almost surely, 2^452000778 is an apocalyptic number.

452000778 is an abundant number, since it is smaller than the sum of its proper divisors (473024598).

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

452000778 is a wasteful number, since it uses less digits than its factorization.

452000778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1751989.

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

The square root of 452000778 is about 21260.3099224823. The cubic root of 452000778 is about 767.4434681984.

The spelling of 452000778 in words is "four hundred fifty-two million, seven hundred seventy-eight", and thus it is an aban number.