45459419 has 8 divisors (see below), whose sum is σ = 47984640. Its totient is φ = 42947496.

The previous prime is 45459397. The next prime is 45459439. The reversal of 45459419 is 91495454.

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 45459419 - 2¹² = 45455323 is a prime.

It is a super-2 number, since 2×45459419² = 4133117551635122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45459439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4154 + ... + 10400.

It is an arithmetic number, because the mean of its divisors is an integer number (5998080).

Almost surely, 2^45459419 is an apocalyptic number.

45459419 is a deficient number, since it is larger than the sum of its proper divisors (2525221).

45459419 is a wasteful number, since it uses less digits than its factorization.

45459419 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6649.

The product of its digits is 129600, while the sum is 41.

The square root of 45459419 is about 6742.3600467492. The cubic root of 45459419 is about 356.8956820539.

The spelling of 45459419 in words is "forty-five million, four hundred fifty-nine thousand, four hundred nineteen".