877534428 has 12 divisors (see below), whose sum is σ = 2047580360. Its totient is φ = 292511472.

The previous prime is 877534423. The next prime is 877534447. The reversal of 877534428 is 824435778.

877534428 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (877534423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36563923 + ... + 36563946.

Almost surely, 2^877534428 is an apocalyptic number.

It is an amenable number.

877534428 is an abundant number, since it is smaller than the sum of its proper divisors (1170045932).

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

877534428 is a wasteful number, since it uses less digits than its factorization.

877534428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73127876 (or 73127874 counting only the distinct ones).

The product of its digits is 1505280, while the sum is 48.

The square root of 877534428 is about 29623.2075913463. The cubic root of 877534428 is about 957.3881652839.

The spelling of 877534428 in words is "eight hundred seventy-seven million, five hundred thirty-four thousand, four hundred twenty-eight".