45354222 has 32 divisors (see below), whose sum is σ = 101930400. Its totient is φ = 14946624.

The previous prime is 45354217. The next prime is 45354233. The reversal of 45354222 is 22245354.

It is a happy number.

45354222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 88 + ... + 9524.

It is an arithmetic number, because the mean of its divisors is an integer number (3185325).

Almost surely, 2^45354222 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45354222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50965200).

45354222 is an abundant number, since it is smaller than the sum of its proper divisors (56576178).

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

45354222 is a wasteful number, since it uses less digits than its factorization.

45354222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9537 (or 9531 counting only the distinct ones).

The product of its digits is 9600, while the sum is 27.

The square root of 45354222 is about 6734.5543282388. The cubic root of 45354222 is about 356.6201736740.

Adding to 45354222 its reverse (22245354), we get a palindrome (67599576).

The spelling of 45354222 in words is "forty-five million, three hundred fifty-four thousand, two hundred twenty-two".