455142026 has 4 divisors (see below), whose sum is σ = 682713042. Its totient is φ = 227571012.

The previous prime is 455142019. The next prime is 455142029. The reversal of 455142026 is 620241554.

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., 441042001 + 14100025 = 21001^2 + 3755^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 455142026.

It is not an unprimeable number, because it can be changed into a prime (455142029) 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 as a sum of consecutive naturals, namely, 113785505 + ... + 113785508.

Almost surely, 2^455142026 is an apocalyptic number.

455142026 is a deficient number, since it is larger than the sum of its proper divisors (227571016).

455142026 is a wasteful number, since it uses less digits than its factorization.

455142026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227571015.

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 455142026 is about 21334.0578887374. The cubic root of 455142026 is about 769.2171872274.

The spelling of 455142026 in words is "four hundred fifty-five million, one hundred forty-two thousand, twenty-six".