45207245 has 8 divisors (see below), whose sum is σ = 55058784. Its totient is φ = 35625744.

The previous prime is 45207241. The next prime is 45207311. The reversal of 45207245 is 54270254.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45207245 - 2² = 45207241 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45207241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67139 + ... + 67808.

It is an arithmetic number, because the mean of its divisors is an integer number (6882348).

Almost surely, 2^45207245 is an apocalyptic number.

It is an amenable number.

45207245 is a deficient number, since it is larger than the sum of its proper divisors (9851539).

45207245 is a wasteful number, since it uses less digits than its factorization.

45207245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135019.

The product of its (nonzero) digits is 11200, while the sum is 29.

The square root of 45207245 is about 6723.6333183778. The cubic root of 45207245 is about 356.2345301582.

Adding to 45207245 its reverse (54270254), we get a palindrome (99477499).

The spelling of 45207245 in words is "forty-five million, two hundred seven thousand, two hundred forty-five".