45272325 has 72 divisors (see below), whose sum is σ = 88660992. Its totient is φ = 20321280.

The previous prime is 45272321. The next prime is 45272329. The reversal of 45272325 is 52327254.

It is an interprime number because it is at equal distance from previous prime (45272321) and next prime (45272329).

It is not a de Polignac number, because 45272325 - 2² = 45272321 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 45272292 and 45272301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45272321) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 356412 + ... + 356538.

Almost surely, 2^45272325 is an apocalyptic number.

It is an amenable number.

45272325 is a deficient number, since it is larger than the sum of its proper divisors (43388667).

45272325 is a wasteful number, since it uses less digits than its factorization.

45272325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251 (or 239 counting only the distinct ones).

The product of its digits is 16800, while the sum is 30.

The square root of 45272325 is about 6728.4712230937. The cubic root of 45272325 is about 356.4053923513.

Adding to 45272325 its reverse (52327254), we get a palindrome (97599579).

The spelling of 45272325 in words is "forty-five million, two hundred seventy-two thousand, three hundred twenty-five".