45225345 has 16 divisors (see below), whose sum is σ = 78939072. Its totient is φ = 21927360.

The previous prime is 45225319. The next prime is 45225347. The reversal of 45225345 is 54352254.

It is not a de Polignac number, because 45225345 - 2⁶ = 45225281 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (45225347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 136882 + ... + 137211.

It is an arithmetic number, because the mean of its divisors is an integer number (4933692).

Almost surely, 2^45225345 is an apocalyptic number.

It is an amenable number.

45225345 is a deficient number, since it is larger than the sum of its proper divisors (33713727).

45225345 is a wasteful number, since it uses less digits than its factorization.

45225345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274112.

The product of its digits is 24000, while the sum is 30.

The square root of 45225345 is about 6724.9791821239. The cubic root of 45225345 is about 356.2820666734.

Adding to 45225345 its reverse (54352254), we get a palindrome (99577599).

The spelling of 45225345 in words is "forty-five million, two hundred twenty-five thousand, three hundred forty-five".