869225670 has 48 divisors (see below), whose sum is σ = 2261658672. Its totient is φ = 231622080.

The previous prime is 869225659. The next prime is 869225677. The reversal of 869225670 is 76522968.

869225670 is a `hidden beast` number, since 8 + 69 + 22 + 567 + 0 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (869225677) 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 23 ways as a sum of consecutive naturals, for example, 160324 + ... + 165656.

It is an arithmetic number, because the mean of its divisors is an integer number (47117889).

Almost surely, 2^869225670 is an apocalyptic number.

869225670 is an abundant number, since it is smaller than the sum of its proper divisors (1392433002).

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

869225670 is a wasteful number, since it uses less digits than its factorization.

869225670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7157 (or 7154 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The square root of 869225670 is about 29482.6333627103. The cubic root of 869225670 is about 954.3569659490.

The spelling of 869225670 in words is "eight hundred sixty-nine million, two hundred twenty-five thousand, six hundred seventy".