451554248 has 8 divisors (see below), whose sum is σ = 846664230. Its totient is φ = 225777120.

The previous prime is 451554241. The next prime is 451554251. The reversal of 451554248 is 842455154.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 422631364 + 28922884 = 20558^2 + 5378^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (451554241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28222133 + ... + 28222148.

Almost surely, 2^451554248 is an apocalyptic number.

It is an amenable number.

451554248 is a deficient number, since it is larger than the sum of its proper divisors (395109982).

451554248 is a wasteful number, since it uses less digits than its factorization.

451554248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56444287 (or 56444283 counting only the distinct ones).

The product of its digits is 128000, while the sum is 38.

The square root of 451554248 is about 21249.8058344071. The cubic root of 451554248 is about 767.1906666865.

The spelling of 451554248 in words is "four hundred fifty-one million, five hundred fifty-four thousand, two hundred forty-eight".