455889242 has 4 divisors (see below), whose sum is σ = 683833866. Its totient is φ = 227944620.

The previous prime is 455889241. The next prime is 455889253. The reversal of 455889242 is 242988554.

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., 427703761 + 28185481 = 20681^2 + 5309^2 .

It is not an unprimeable number, because it can be changed into a prime (455889241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113972309 + ... + 113972312.

Almost surely, 2^455889242 is an apocalyptic number.

455889242 is a deficient number, since it is larger than the sum of its proper divisors (227944624).

455889242 is a wasteful number, since it uses less digits than its factorization.

455889242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227944623.

The product of its digits is 921600, while the sum is 47.

The square root of 455889242 is about 21351.5629872850. The cubic root of 455889242 is about 769.6379036232.

The spelling of 455889242 in words is "four hundred fifty-five million, eight hundred eighty-nine thousand, two hundred forty-two".