877237380 has 72 divisors (see below), whose sum is σ = 2746808064. Its totient is φ = 226382400.

The previous prime is 877237373. The next prime is 877237381. The reversal of 877237380 is 83732778.

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

It is not an unprimeable number, because it can be changed into a prime (877237381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 73026 + ... + 84185.

It is an arithmetic number, because the mean of its divisors is an integer number (38150112).

Almost surely, 2^877237380 is an apocalyptic number.

It is an amenable number.

877237380 is an abundant number, since it is smaller than the sum of its proper divisors (1869570684).

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

877237380 is a wasteful number, since it uses less digits than its factorization.

877237380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157257 (or 157252 counting only the distinct ones).

The product of its (nonzero) digits is 395136, while the sum is 45.

The square root of 877237380 is about 29618.1933952765. The cubic root of 877237380 is about 957.2801268505.

The spelling of 877237380 in words is "eight hundred seventy-seven million, two hundred thirty-seven thousand, three hundred eighty".