45443499 has 8 divisors (see below), whose sum is σ = 64155600. Its totient is φ = 28513536.

The previous prime is 45443477. The next prime is 45443527. The reversal of 45443499 is 99434454.

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

It is not a de Polignac number, because 45443499 - 2⁸ = 45443243 is a prime.

It is a super-2 number, since 2×45443499² = 4130223202726002, which contains 22 as substring.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 45443499.

It is not an unprimeable number, because it can be changed into a prime (45443599) 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, 445474 + ... + 445575.

It is an arithmetic number, because the mean of its divisors is an integer number (8019450).

Almost surely, 2^45443499 is an apocalyptic number.

45443499 is a deficient number, since it is larger than the sum of its proper divisors (18712101).

45443499 is a wasteful number, since it uses less digits than its factorization.

45443499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 891069.

The product of its digits is 311040, while the sum is 42.

The square root of 45443499 is about 6741.1793478589. The cubic root of 45443499 is about 356.8540152753.

The spelling of 45443499 in words is "forty-five million, four hundred forty-three thousand, four hundred ninety-nine".