877097970 has 80 divisors (see below), whose sum is σ = 2695353408. Its totient is φ = 200478240.

The previous prime is 877097951. The next prime is 877097971. The reversal of 877097970 is 79790778.

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

It is not an unprimeable number, because it can be changed into a prime (877097971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 71676 + ... + 83015.

Almost surely, 2^877097970 is an apocalyptic number.

877097970 is an abundant number, since it is smaller than the sum of its proper divisors (1818255438).

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

877097970 is a wasteful number, since it uses less digits than its factorization.

877097970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154717 (or 154708 counting only the distinct ones).

The product of its (nonzero) digits is 1555848, while the sum is 54.

The square root of 877097970 is about 29615.8398496480. The cubic root of 877097970 is about 957.2294140500.

The spelling of 877097970 in words is "eight hundred seventy-seven million, ninety-seven thousand, nine hundred seventy".