45043493 has 8 divisors (see below), whose sum is σ = 49222080. Its totient is φ = 40878880.

The previous prime is 45043447. The next prime is 45043501. The reversal of 45043493 is 39434054.

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 45043493 - 2⁶ = 45043429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45043423) 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, 3953 + ... + 10281.

It is an arithmetic number, because the mean of its divisors is an integer number (6152760).

Almost surely, 2^45043493 is an apocalyptic number.

It is an amenable number.

45043493 is a deficient number, since it is larger than the sum of its proper divisors (4178587).

45043493 is a wasteful number, since it uses less digits than its factorization.

45043493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6987.

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 45043493 is about 6711.4449263925. Note that the first 3 decimals coincide. The cubic root of 45043493 is about 355.8038861138.

It can be divided in two parts, 4504 and 3493, that added together give a palindrome (7997).

The spelling of 45043493 in words is "forty-five million, forty-three thousand, four hundred ninety-three".