452451278 has 8 divisors (see below), whose sum is σ = 680622600. Its totient is φ = 225577080.

The previous prime is 452451271. The next prime is 452451341. The reversal of 452451278 is 872154254.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (452451271) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 323408 + ... + 324803.

It is an arithmetic number, because the mean of its divisors is an integer number (85077825).

Almost surely, 2^452451278 is an apocalyptic number.

452451278 is a deficient number, since it is larger than the sum of its proper divisors (228171322).

452451278 is a wasteful number, since it uses less digits than its factorization.

452451278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 648562.

The product of its digits is 89600, while the sum is 38.

The square root of 452451278 is about 21270.9021435387. The cubic root of 452451278 is about 767.6983486477.

The spelling of 452451278 in words is "four hundred fifty-two million, four hundred fifty-one thousand, two hundred seventy-eight".