45219841 has 8 divisors (see below), whose sum is σ = 46012064. Its totient is φ = 44431200.

The previous prime is 45219827. The next prime is 45219851. The reversal of 45219841 is 14891254.

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 a de Polignac number, because none of the positive numbers 2^k-45219841 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45219797 and 45219806.

It is not an unprimeable number, because it can be changed into a prime (45219851) 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, 39706 + ... + 40828.

It is an arithmetic number, because the mean of its divisors is an integer number (5751508).

It is a Proth number, since it is equal to 345 ⋅ 2¹⁷ + 1 and 345 < 2¹⁷.

Almost surely, 2^45219841 is an apocalyptic number.

It is an amenable number.

45219841 is a deficient number, since it is larger than the sum of its proper divisors (792223).

45219841 is a wasteful number, since it uses less digits than its factorization.

45219841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1791.

The product of its digits is 11520, while the sum is 34.

The square root of 45219841 is about 6724.5699490748. The cubic root of 45219841 is about 356.2676127129.

The spelling of 45219841 in words is "forty-five million, two hundred nineteen thousand, eight hundred forty-one".