451048522 has 16 divisors (see below), whose sum is σ = 718648200. Its totient is φ = 211583488.

The previous prime is 451048517. The next prime is 451048523. The reversal of 451048522 is 225840154.

It can be written as a sum of positive squares in 4 ways, for example, as 401641681 + 49406841 = 20041^2 + 7029^2 .

It is not an unprimeable number, because it can be changed into a prime (451048523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10147 + ... + 31702.

Almost surely, 2^451048522 is an apocalyptic number.

451048522 is a deficient number, since it is larger than the sum of its proper divisors (267599678).

451048522 is a wasteful number, since it uses less digits than its factorization.

451048522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42185.

The product of its (nonzero) digits is 12800, while the sum is 31.

The square root of 451048522 is about 21237.9029567422. The cubic root of 451048522 is about 766.9041502058.

Adding to 451048522 its reverse (225840154), we get a palindrome (676888676).

The spelling of 451048522 in words is "four hundred fifty-one million, forty-eight thousand, five hundred twenty-two".