45162215 has 16 divisors (see below), whose sum is σ = 62287680. Its totient is φ = 30792960.

The previous prime is 45162191. The next prime is 45162233. The reversal of 45162215 is 51226154.

It is not a de Polignac number, because 45162215 - 2⁶ = 45162151 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2771 + ... + 9899.

It is an arithmetic number, because the mean of its divisors is an integer number (3892980).

Almost surely, 2^45162215 is an apocalyptic number.

45162215 is a deficient number, since it is larger than the sum of its proper divisors (17125465).

45162215 is a wasteful number, since it uses less digits than its factorization.

45162215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7322.

The product of its digits is 2400, while the sum is 26.

The square root of 45162215 is about 6720.2838481719. The cubic root of 45162215 is about 356.1162115867.

Adding to 45162215 its reverse (51226154), we get a palindrome (96388369).

The spelling of 45162215 in words is "forty-five million, one hundred sixty-two thousand, two hundred fifteen".