45252215 has 8 divisors (see below), whose sum is σ = 57497040. Its totient is φ = 34072192.

The previous prime is 45252203. The next prime is 45252239. The reversal of 45252215 is 51225254.

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 45252215 - 2¹⁰ = 45251191 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 266105 + ... + 266274.

It is an arithmetic number, because the mean of its divisors is an integer number (7187130).

Almost surely, 2^45252215 is an apocalyptic number.

45252215 is a deficient number, since it is larger than the sum of its proper divisors (12244825).

45252215 is a wasteful number, since it uses less digits than its factorization.

45252215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 532401.

The product of its digits is 4000, while the sum is 26.

The square root of 45252215 is about 6726.9766611755. The cubic root of 45252215 is about 356.3526126899.

Adding to 45252215 its reverse (51225254), we get a palindrome (96477469).

The spelling of 45252215 in words is "forty-five million, two hundred fifty-two thousand, two hundred fifteen".