876647925 has 36 divisors (see below), whose sum is σ = 1662544260. Its totient is φ = 440040960.

The previous prime is 876647867. The next prime is 876647927. The reversal of 876647925 is 529746678.

It can be written as a sum of positive squares in 6 ways, for example, as 118526769 + 758121156 = 10887^2 + 27534^2 .

It is not a de Polignac number, because 876647925 - 2¹⁴ = 876631541 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (876647927) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 110770 + ... + 118419.

It is an arithmetic number, because the mean of its divisors is an integer number (46181785).

Almost surely, 2^876647925 is an apocalyptic number.

876647925 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

It is an amenable number.

876647925 is a deficient number, since it is larger than the sum of its proper divisors (785896335).

876647925 is a wasteful number, since it uses less digits than its factorization.

876647925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229222 (or 229214 counting only the distinct ones).

The product of its digits is 5080320, while the sum is 54.

The square root of 876647925 is about 29608.2408292016. The cubic root of 876647925 is about 957.0656657084.

The spelling of 876647925 in words is "eight hundred seventy-six million, six hundred forty-seven thousand, nine hundred twenty-five".