45438234 has 16 divisors (see below), whose sum is σ = 95659680. Its totient is φ = 14348880.

The previous prime is 45438233. The next prime is 45438241. The reversal of 45438234 is 43283454.

45438234 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 45438195 and 45438204.

It is not an unprimeable number, because it can be changed into a prime (45438233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 199177 + ... + 199404.

It is an arithmetic number, because the mean of its divisors is an integer number (5978730).

Almost surely, 2^45438234 is an apocalyptic number.

45438234 is an abundant number, since it is smaller than the sum of its proper divisors (50221446).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45438234 is a wasteful number, since it uses less digits than its factorization.

45438234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398605.

The product of its digits is 46080, while the sum is 33.

The square root of 45438234 is about 6740.7888262428. The cubic root of 45438234 is about 356.8402332603.

The spelling of 45438234 in words is "forty-five million, four hundred thirty-eight thousand, two hundred thirty-four".