876225491 has 4 divisors (see below), whose sum is σ = 896602872. Its totient is φ = 855848112.

The previous prime is 876225463. The next prime is 876225499. The reversal of 876225491 is 194522678.

It is a happy number.

876225491 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 876225491 - 2¹⁰ = 876224467 is a prime.

It is a super-2 number, since 2×876225491² = 1535542222156382162, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (876225499) 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, 10188626 + ... + 10188711.

It is an arithmetic number, because the mean of its divisors is an integer number (224150718).

Almost surely, 2^876225491 is an apocalyptic number.

876225491 is a deficient number, since it is larger than the sum of its proper divisors (20377381).

876225491 is a wasteful number, since it uses less digits than its factorization.

876225491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20377380.

The product of its digits is 241920, while the sum is 44.

The square root of 876225491 is about 29601.1062462199. The cubic root of 876225491 is about 956.9119125982.

The spelling of 876225491 in words is "eight hundred seventy-six million, two hundred twenty-five thousand, four hundred ninety-one".