45516219 has 8 divisors (see below), whose sum is σ = 69358080. Its totient is φ = 26009256.

The previous prime is 45516217. The next prime is 45516221. The reversal of 45516219 is 91261554.

It is an interprime number because it is at equal distance from previous prime (45516217) and next prime (45516221).

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

It is not a de Polignac number, because 45516219 - 2¹ = 45516217 is a prime.

It is a super-2 number, since 2×45516219² = 4143452384111922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 45516219.

It is not an unprimeable number, because it can be changed into a prime (45516217) 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, 1083699 + ... + 1083740.

It is an arithmetic number, because the mean of its divisors is an integer number (8669760).

Almost surely, 2^45516219 is an apocalyptic number.

45516219 is a deficient number, since it is larger than the sum of its proper divisors (23841861).

45516219 is a wasteful number, since it uses less digits than its factorization.

45516219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2167449.

The product of its digits is 10800, while the sum is 33.

The square root of 45516219 is about 6746.5709067644. The cubic root of 45516219 is about 357.0442631996.

The spelling of 45516219 in words is "forty-five million, five hundred sixteen thousand, two hundred nineteen".