9876145 has 8 divisors (see below), whose sum is σ = 11874240. Its totient is φ = 7885680.

The previous prime is 9876137. The next prime is 9876149. The reversal of 9876145 is 5416789.

9876145 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 9876145 - 2³ = 9876137 is a prime.

It is a super-2 number, since 2×9876145² = 195076480122050, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 9876098 and 9876107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9876149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1500 + ... + 4690.

It is an arithmetic number, because the mean of its divisors is an integer number (1484280).

Almost surely, 2^9876145 is an apocalyptic number.

It is an amenable number.

9876145 is a deficient number, since it is larger than the sum of its proper divisors (1998095).

9876145 is a wasteful number, since it uses less digits than its factorization.

9876145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3815.

The product of its digits is 60480, while the sum is 40.

The square root of 9876145 is about 3142.6334498315. The cubic root of 9876145 is about 214.5503130347.

The spelling of 9876145 in words is "nine million, eight hundred seventy-six thousand, one hundred forty-five".