455247274 has 4 divisors (see below), whose sum is σ = 682870914. Its totient is φ = 227623636.

The previous prime is 455247269. The next prime is 455247293. The reversal of 455247274 is 472742554.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 246647025 + 208600249 = 15705^2 + 14443^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 113811817 + ... + 113811820.

Almost surely, 2^455247274 is an apocalyptic number.

455247274 is a deficient number, since it is larger than the sum of its proper divisors (227623640).

455247274 is a wasteful number, since it uses less digits than its factorization.

455247274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227623639.

The product of its digits is 313600, while the sum is 40.

The square root of 455247274 is about 21336.5244123779. The cubic root of 455247274 is about 769.2764744581.

The spelling of 455247274 in words is "four hundred fifty-five million, two hundred forty-seven thousand, two hundred seventy-four".