83484445 has 16 divisors (see below), whose sum is σ = 109480320. Its totient is φ = 60609600.

The previous prime is 83484439. The next prime is 83484449. The reversal of 83484445 is 54448438.

It is a happy number.

It is not a de Polignac number, because 83484445 - 2⁵ = 83484413 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 83484398 and 83484407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83484449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44680 + ... + 46510.

It is an arithmetic number, because the mean of its divisors is an integer number (6842520).

Almost surely, 2^83484445 is an apocalyptic number.

It is an amenable number.

83484445 is a deficient number, since it is larger than the sum of its proper divisors (25995875).

83484445 is a wasteful number, since it uses less digits than its factorization.

83484445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2676.

The product of its digits is 245760, while the sum is 40.

The square root of 83484445 is about 9136.9822698744. The cubic root of 83484445 is about 437.0540893449.

The spelling of 83484445 in words is "eighty-three million, four hundred eighty-four thousand, four hundred forty-five".