875999040 has 224 divisors, whose sum is σ = 3232245504. Its totient is φ = 196853760.

The previous prime is 875999039. The next prime is 875999077. The reversal of 875999040 is 40999578.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (224).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 408852 + ... + 410988.

Almost surely, 2^875999040 is an apocalyptic number.

875999040 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 875999040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1616122752).

875999040 is an abundant number, since it is smaller than the sum of its proper divisors (2356246464).

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

875999040 is a wasteful number, since it uses less digits than its factorization.

875999040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2225 (or 2215 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 51.

The square root of 875999040 is about 29597.2809561960. The cubic root of 875999040 is about 956.8294709848.

The spelling of 875999040 in words is "eight hundred seventy-five million, nine hundred ninety-nine thousand, forty".