7045254394 has 8 divisors (see below), whose sum is σ = 10672514388. Its totient is φ = 3487749600.

The previous prime is 7045254373. The next prime is 7045254421. The reversal of 7045254394 is 4934525407.

It can be written as a sum of positive squares in 2 ways, for example, as 4493691225 + 2551563169 = 67035^2 + 50513^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 7045254394.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17438547 + ... + 17438950.

Almost surely, 2^7045254394 is an apocalyptic number.

7045254394 is a deficient number, since it is larger than the sum of its proper divisors (3627259994).

7045254394 is a wasteful number, since it uses less digits than its factorization.

7045254394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34877600.

The product of its (nonzero) digits is 604800, while the sum is 43.

The square root of 7045254394 is about 83936.0136890000. The cubic root of 7045254394 is about 1917.0446425764.

The spelling of 7045254394 in words is "seven billion, forty-five million, two hundred fifty-four thousand, three hundred ninety-four".