45603225 has 54 divisors (see below), whose sum is σ = 84945146. Its totient is φ = 23385600.

The previous prime is 45603221. The next prime is 45603247. The reversal of 45603225 is 52230654.

It can be written as a sum of positive squares in 9 ways, for example, as 6215049 + 39388176 = 2493^2 + 6276^2 .

It is not a de Polignac number, because 45603225 - 2² = 45603221 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45603221) by changing a digit.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 189105 + ... + 189345.

Almost surely, 2^45603225 is an apocalyptic number.

45603225 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

45603225 is a deficient number, since it is larger than the sum of its proper divisors (39341921).

45603225 is a wasteful number, since it uses less digits than its factorization.

45603225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315 (or 278 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 45603225 is about 6753.0159928731. The cubic root of 45603225 is about 357.2716196663.

Adding to 45603225 its reverse (52230654), we get a palindrome (97833879).

The spelling of 45603225 in words is "forty-five million, six hundred three thousand, two hundred twenty-five".