45226519 has 8 divisors (see below), whose sum is σ = 49017920. Its totient is φ = 41479776.

The previous prime is 45226499. The next prime is 45226523. The reversal of 45226519 is 91562254.

It is a happy number.

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

It is not a de Polignac number, because 45226519 - 2¹⁵ = 45193751 is a prime.

It is a super-2 number, since 2×45226519² = 4090876041714722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45226619) 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, 9039 + ... + 13120.

It is an arithmetic number, because the mean of its divisors is an integer number (6127240).

Almost surely, 2^45226519 is an apocalyptic number.

45226519 is a deficient number, since it is larger than the sum of its proper divisors (3791401).

45226519 is a wasteful number, since it uses less digits than its factorization.

45226519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22329.

The product of its digits is 21600, while the sum is 34.

The square root of 45226519 is about 6725.0664680730. The cubic root of 45226519 is about 356.2851495430.

The spelling of 45226519 in words is "forty-five million, two hundred twenty-six thousand, five hundred nineteen".