1073928840 has 64 divisors (see below), whose sum is σ = 3231144000. Its totient is φ = 285549312.

The previous prime is 1073928839. The next prime is 1073928847. The reversal of 1073928840 is 488293701.

It is a junction number, because it is equal to n+sod(n) for n = 1073928792 and 1073928801.

It is not an unprimeable number, because it can be changed into a prime (1073928847) 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, 29059 + ... + 54701.

It is an arithmetic number, because the mean of its divisors is an integer number (50486625).

Almost surely, 2^1073928840 is an apocalyptic number.

1073928840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1073928840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1615572000).

1073928840 is an abundant number, since it is smaller than the sum of its proper divisors (2157215160).

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

1073928840 is a wasteful number, since it uses less digits than its factorization.

1073928840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26006 (or 26002 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 42.

The square root of 1073928840 is about 32770.8535134500. The cubic root of 1073928840 is about 1024.0594473341.

The spelling of 1073928840 in words is "one billion, seventy-three million, nine hundred twenty-eight thousand, eight hundred forty".