45225340 has 12 divisors (see below), whose sum is σ = 94973256. Its totient is φ = 18090128.

The previous prime is 45225319. The next prime is 45225347. The reversal of 45225340 is 4352254.

45225340 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 (45225347) 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 3 ways as a sum of consecutive naturals, for example, 1130614 + ... + 1130653.

It is an arithmetic number, because the mean of its divisors is an integer number (7914438).

Almost surely, 2^45225340 is an apocalyptic number.

It is an amenable number.

45225340 is an abundant number, since it is smaller than the sum of its proper divisors (49747916).

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

45225340 is a wasteful number, since it uses less digits than its factorization.

45225340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2261276 (or 2261274 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 45225340 is about 6724.9788103755. The cubic root of 45225340 is about 356.2820535435.

Adding to 45225340 its reverse (4352254), we get a palindrome (49577594).

The spelling of 45225340 in words is "forty-five million, two hundred twenty-five thousand, three hundred forty".