1073928393 has 12 divisors (see below), whose sum is σ = 1632873840. Its totient is φ = 678270456.

The previous prime is 1073928391. The next prime is 1073928421. The reversal of 1073928393 is 3938293701.

It is not a de Polignac number, because 1073928393 - 2¹ = 1073928391 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (1073928391) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3139971 + ... + 3140312.

It is an arithmetic number, because the mean of its divisors is an integer number (136072820).

Almost surely, 2^1073928393 is an apocalyptic number.

It is an amenable number.

1073928393 is a deficient number, since it is larger than the sum of its proper divisors (558945447).

1073928393 is a wasteful number, since it uses less digits than its factorization.

1073928393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6280308 (or 6280305 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 45.

The square root of 1073928393 is about 32770.8466933645. The cubic root of 1073928393 is about 1024.0593052531.

The spelling of 1073928393 in words is "one billion, seventy-three million, nine hundred twenty-eight thousand, three hundred ninety-three".