450054522 has 16 divisors (see below), whose sum is σ = 1000121280. Its totient is φ = 150018156.

The previous prime is 450054511. The next prime is 450054529. The reversal of 450054522 is 225450054.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (450054529) 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, 4167118 + ... + 4167225.

It is an arithmetic number, because the mean of its divisors is an integer number (62507580).

Almost surely, 2^450054522 is an apocalyptic number.

450054522 is an abundant number, since it is smaller than the sum of its proper divisors (550066758).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

450054522 is a wasteful number, since it uses less digits than its factorization.

450054522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8334354 (or 8334348 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 27.

The square root of 450054522 is about 21214.4884925374. The cubic root of 450054522 is about 766.3403798273.

The spelling of 450054522 in words is "four hundred fifty million, fifty-four thousand, five hundred twenty-two".