45225198 has 12 divisors (see below), whose sum is σ = 97987968. Its totient is φ = 15075060.

The previous prime is 45225197. The next prime is 45225221. The reversal of 45225198 is 89152254.

45225198 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45225197) 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 in 5 ways as a sum of consecutive naturals, for example, 1256238 + ... + 1256273.

It is an arithmetic number, because the mean of its divisors is an integer number (8165664).

Almost surely, 2^45225198 is an apocalyptic number.

45225198 is an abundant number, since it is smaller than the sum of its proper divisors (52762770).

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

45225198 is a wasteful number, since it uses less digits than its factorization.

45225198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2512519 (or 2512516 counting only the distinct ones).

The product of its digits is 28800, while the sum is 36.

The square root of 45225198 is about 6724.9682527132. The cubic root of 45225198 is about 356.2816806545.

The spelling of 45225198 in words is "forty-five million, two hundred twenty-five thousand, one hundred ninety-eight".