45314221 has 8 divisors (see below), whose sum is σ = 47829600. Its totient is φ = 42811920.

The previous prime is 45314207. The next prime is 45314279. The reversal of 45314221 is 12241354.

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 45314221 - 2⁵ = 45314189 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45314192 and 45314201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45314021) 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, 4326 + ... + 10456.

It is an arithmetic number, because the mean of its divisors is an integer number (5978700).

Almost surely, 2^45314221 is an apocalyptic number.

It is an amenable number.

45314221 is a deficient number, since it is larger than the sum of its proper divisors (2515379).

45314221 is a wasteful number, since it uses less digits than its factorization.

45314221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6539.

The product of its digits is 960, while the sum is 22.

The square root of 45314221 is about 6731.5838403752. The cubic root of 45314221 is about 356.5153002370.

Adding to 45314221 its reverse (12241354), we get a palindrome (57555575).

The spelling of 45314221 in words is "forty-five million, three hundred fourteen thousand, two hundred twenty-one".