877861800 has 240 divisors, whose sum is σ = 3075219840. Its totient is φ = 233046720.

The previous prime is 877861781. The next prime is 877861837. The reversal of 877861800 is 8168778.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 3936489 + ... + 3936711.

It is an arithmetic number, because the mean of its divisors is an integer number (12813416).

Almost surely, 2^877861800 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 877861800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1537609920).

877861800 is an abundant number, since it is smaller than the sum of its proper divisors (2197358040).

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

877861800 is an equidigital number, since it uses as much as digits as its factorization.

877861800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266 (or 233 counting only the distinct ones).

The product of its (nonzero) digits is 150528, while the sum is 45.

The square root of 877861800 is about 29628.7326762384. The cubic root of 877861800 is about 957.5072045305.

The spelling of 877861800 in words is "eight hundred seventy-seven million, eight hundred sixty-one thousand, eight hundred".