456778226 has 8 divisors (see below), whose sum is σ = 685745244. Its totient is φ = 228196480.

The previous prime is 456778199. The next prime is 456778249. The reversal of 456778226 is 622877654.

It can be written as a sum of positive squares in 2 ways, for example, as 445252201 + 11526025 = 21101^2 + 3395^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93335 + ... + 98106.

Almost surely, 2^456778226 is an apocalyptic number.

456778226 is a deficient number, since it is larger than the sum of its proper divisors (228967018).

456778226 is a wasteful number, since it uses less digits than its factorization.

456778226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192636.

The product of its digits is 1128960, while the sum is 47.

The square root of 456778226 is about 21372.3706219034. The cubic root of 456778226 is about 770.1378434281.

The spelling of 456778226 in words is "four hundred fifty-six million, seven hundred seventy-eight thousand, two hundred twenty-six".