803750640 has 640 divisors, whose sum is σ = 3400925184. Its totient is φ = 152064000.

The previous prime is 803750611. The next prime is 803750677. The reversal of 803750640 is 46057308.

803750640 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 13176210 + ... + 13176270.

Almost surely, 2^803750640 is an apocalyptic number.

803750640 is a gapful number since it is divisible by the number (80) 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 803750640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1700462592).

803750640 is an abundant number, since it is smaller than the sum of its proper divisors (2597174544).

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

803750640 is a wasteful number, since it uses less digits than its factorization.

803750640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149 (or 143 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 803750640 is about 28350.4962919523. The cubic root of 803750640 is about 929.7662494967.

The spelling of 803750640 in words is "eight hundred three million, seven hundred fifty thousand, six hundred forty".