45416220 has 48 divisors (see below), whose sum is σ = 128919840. Its totient is φ = 11943936.

The previous prime is 45416219. The next prime is 45416227. The reversal of 45416220 is 2261454.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45416227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 805 + ... + 9564.

It is an arithmetic number, because the mean of its divisors is an integer number (2685830).

Almost surely, 2^45416220 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45416220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64459920).

45416220 is an abundant number, since it is smaller than the sum of its proper divisors (83503620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45416220 is a wasteful number, since it uses less digits than its factorization.

45416220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10454 (or 10452 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 45416220 is about 6739.1557334729. The cubic root of 45416220 is about 356.7825964116.

Adding to 45416220 its reverse (2261454), we get a palindrome (47677674).

The spelling of 45416220 in words is "forty-five million, four hundred sixteen thousand, two hundred twenty".