45222516 has 48 divisors (see below), whose sum is σ = 124145280. Its totient is φ = 14186880.

The previous prime is 45222509. The next prime is 45222517. The reversal of 45222516 is 61522254.

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

It is a self number, because there is not a number n which added to its sum of digits gives 45222516.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45222517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10480 + ... + 14151.

It is an arithmetic number, because the mean of its divisors is an integer number (2586360).

Almost surely, 2^45222516 is an apocalyptic number.

It is an amenable number.

45222516 is an abundant number, since it is smaller than the sum of its proper divisors (78922764).

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

45222516 is a wasteful number, since it uses less digits than its factorization.

45222516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24661 (or 24653 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 45222516 is about 6724.7688436109. The cubic root of 45222516 is about 356.2746376312.

The spelling of 45222516 in words is "forty-five million, two hundred twenty-two thousand, five hundred sixteen".