1073523680 has 48 divisors (see below), whose sum is σ = 2560862304. Its totient is φ = 425233920.

The previous prime is 1073523641. The next prime is 1073523683. The reversal of 1073523680 is 863253701.

It is a self number, because there is not a number n which added to its sum of digits gives 1073523680.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1073523683) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16091 + ... + 49050.

It is an arithmetic number, because the mean of its divisors is an integer number (53351298).

Almost surely, 2^1073523680 is an apocalyptic number.

1073523680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1073523680 is an abundant number, since it is smaller than the sum of its proper divisors (1487338624).

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

1073523680 is a wasteful number, since it uses less digits than its factorization.

1073523680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65259 (or 65251 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 1073523680 is about 32764.6712176393. The cubic root of 1073523680 is about 1023.9306491933.

The spelling of 1073523680 in words is "one billion, seventy-three million, five hundred twenty-three thousand, six hundred eighty".