45207325 has 6 divisors (see below), whose sum is σ = 56057114. Its totient is φ = 36165840.

The previous prime is 45207311. The next prime is 45207329. The reversal of 45207325 is 52370254.

It can be written as a sum of positive squares in 3 ways, for example, as 290521 + 44916804 = 539^2 + 6702^2 .

It is not a de Polignac number, because 45207325 - 2²¹ = 43110173 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45207293 and 45207302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45207329) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 904122 + ... + 904171.

Almost surely, 2^45207325 is an apocalyptic number.

It is an amenable number.

45207325 is a deficient number, since it is larger than the sum of its proper divisors (10849789).

45207325 is a wasteful number, since it uses less digits than its factorization.

45207325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1808303 (or 1808298 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 28.

The square root of 45207325 is about 6723.6392675396. The cubic root of 45207325 is about 356.2347402923.

Adding to 45207325 its reverse (52370254), we get a palindrome (97577579).

The spelling of 45207325 in words is "forty-five million, two hundred seven thousand, three hundred twenty-five".