877404798 has 80 divisors (see below), whose sum is σ = 2009771280. Its totient is φ = 286032384.

The previous prime is 877404793. The next prime is 877404839. The reversal of 877404798 is 897404778.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (877404793) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2485390 + ... + 2485742.

It is an arithmetic number, because the mean of its divisors is an integer number (25122141).

Almost surely, 2^877404798 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 877404798, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1004885640).

877404798 is an abundant number, since it is smaller than the sum of its proper divisors (1132366482).

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

877404798 is a wasteful number, since it uses less digits than its factorization.

877404798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 663 (or 654 counting only the distinct ones).

The product of its (nonzero) digits is 3161088, while the sum is 54.

The square root of 877404798 is about 29621.0195300567. The cubic root of 877404798 is about 957.3410209458.

The spelling of 877404798 in words is "eight hundred seventy-seven million, four hundred four thousand, seven hundred ninety-eight".