455278970 has 8 divisors (see below), whose sum is σ = 819502164. Its totient is φ = 182111584.

The previous prime is 455278963. The next prime is 455278973. The reversal of 455278970 is 79872554.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 417098929 + 38180041 = 20423^2 + 6179^2 .

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (455278973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22763939 + ... + 22763958.

Almost surely, 2^455278970 is an apocalyptic number.

455278970 is a deficient number, since it is larger than the sum of its proper divisors (364223194).

455278970 is a wasteful number, since it uses less digits than its factorization.

455278970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45527904.

The product of its (nonzero) digits is 705600, while the sum is 47.

The square root of 455278970 is about 21337.2671633459. The cubic root of 455278970 is about 769.2943273355.

The spelling of 455278970 in words is "four hundred fifty-five million, two hundred seventy-eight thousand, nine hundred seventy".