745234338 has 32 divisors (see below), whose sum is σ = 1580114304. Its totient is φ = 233507072.

The previous prime is 745234337. The next prime is 745234403. The reversal of 745234338 is 833432547.

It is a junction number, because it is equal to n+sod(n) for n = 745234296 and 745234305.

It is not an unprimeable number, because it can be changed into a prime (745234337) 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 15 ways as a sum of consecutive naturals, for example, 86356 + ... + 94592.

It is an arithmetic number, because the mean of its divisors is an integer number (49378572).

Almost surely, 2^745234338 is an apocalyptic number.

745234338 is an abundant number, since it is smaller than the sum of its proper divisors (834879966).

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

745234338 is a wasteful number, since it uses less digits than its factorization.

745234338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9146.

The product of its digits is 241920, while the sum is 39.

The square root of 745234338 is about 27298.9805304154. The cubic root of 745234338 is about 906.6318098323.

The spelling of 745234338 in words is "seven hundred forty-five million, two hundred thirty-four thousand, three hundred thirty-eight".